From 1d91c51bda30ede173cdafd5529847f68412c100 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Mon, 22 Mar 2021 12:49:34 +0100
Subject: [PATCH 01/50] Copy Projections structure from EventHandlers

---
 .../Events.Processing/Projections.proto       | 60 +++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 Source/Runtime/Events.Processing/Projections.proto

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
new file mode 100644
index 0000000..3c0db72
--- /dev/null
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -0,0 +1,60 @@
+// Copyright (c) Dolittle. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+syntax = "proto3";
+
+import "Fundamentals/Artifacts/Artifact.proto";
+import "Fundamentals/Protobuf/Uuid.proto";
+import "Fundamentals/Protobuf/Failure.proto";
+import "Fundamentals/Services/ReverseCallContext.proto";
+import "Fundamentals/Services/Ping.proto";
+import "Runtime/Events.Processing/StreamEvent.proto";
+import "Runtime/Events.Processing/Processors.proto";
+
+package dolittle.runtime.events.processing;
+
+option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
+
+message ProjectionRegistrationRequest {
+    services.ReverseCallArgumentsContext callContext = 1;
+    protobuf.Uuid scopeId = 2; // TODO: Should we have this?
+    protobuf.Uuid projectionId = 3;
+    repeated artifacts.Artifact types = 4; // TODO: Change this to include key selector
+}
+
+message ProjectionResponse {
+    services.ReverseCallResponseContext callContext = 1;
+    ProcessorFailure failure = 2; // If not set/empty - no failure
+    // TODO: Add projection state response here
+}
+
+message ProjectionClientToRuntimeMessage {
+    oneof Message {
+        ProjectionRegistrationRequest registrationRequest = 1;
+        ProjectionResponse handleResult = 2;
+        services.Pong pong = 3;
+    }
+}
+
+message ProjectionRegistrationResponse {
+    protobuf.Failure failure = 1;
+}
+
+message ProjectionRequest {
+    services.ReverseCallRequestContext callContext = 1;
+    StreamEvent event = 2;
+    RetryProcessingState retryProcessingState = 3;
+    // TODO: Add projection state here
+}
+
+message ProjectionRuntimeToClientMessage {
+    oneof Message {
+        ProjectionRegistrationResponse registrationResponse = 1;
+        ProjectionRequest handleRequest = 2;
+        services.Ping ping = 3;
+    }
+}
+
+service Projections {
+    rpc Connect(stream ProjectionClientToRuntimeMessage) returns(stream ProjectionRuntimeToClientMessage);
+}

From 071c7ca145b6bd4c4537933eaa9614c53e078aed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Mon, 22 Mar 2021 13:20:51 +0100
Subject: [PATCH 02/50] Add state of projections (represented as a JSON
 string).

---
 Source/Runtime/Events.Processing/Projections.proto | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 3c0db72..d282d8d 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -24,8 +24,8 @@ message ProjectionRegistrationRequest {
 
 message ProjectionResponse {
     services.ReverseCallResponseContext callContext = 1;
-    ProcessorFailure failure = 2; // If not set/empty - no failure
-    // TODO: Add projection state response here
+    string nextState = 2;
+    ProcessorFailure failure = 3; // If not set/empty - no failure
 }
 
 message ProjectionClientToRuntimeMessage {
@@ -42,9 +42,9 @@ message ProjectionRegistrationResponse {
 
 message ProjectionRequest {
     services.ReverseCallRequestContext callContext = 1;
-    StreamEvent event = 2;
-    RetryProcessingState retryProcessingState = 3;
-    // TODO: Add projection state here
+    string previousState = 2;
+    StreamEvent event = 3;
+    RetryProcessingState retryProcessingState = 4;
 }
 
 message ProjectionRuntimeToClientMessage {

From f4a35936e5201a41f709e0623afef278d65ea9de Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Mon, 22 Mar 2021 13:25:32 +0100
Subject: [PATCH 03/50] Add event key selection specification.

---
 Source/Runtime/Events.Processing/Projections.proto | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index d282d8d..2173e6f 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -15,11 +15,23 @@ package dolittle.runtime.events.processing;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
 
+enum ProjectEventKeySelectorType {
+    EVENT_SOURCE_ID = 0;
+    PARTITION_ID = 1;
+    PROPERTY = 2;
+}
+
+message ProjectionEventSpecification {
+    artifacts.Artifact eventType = 1;
+    ProjectEventKeySelectorType keySelectorType = 2;
+    string keySelectorExpression = 3;
+}
+
 message ProjectionRegistrationRequest {
     services.ReverseCallArgumentsContext callContext = 1;
     protobuf.Uuid scopeId = 2; // TODO: Should we have this?
     protobuf.Uuid projectionId = 3;
-    repeated artifacts.Artifact types = 4; // TODO: Change this to include key selector
+    repeated ProjectionEventSpecification events = 4;
 }
 
 message ProjectionResponse {

From b8e39a2ee540f43ca3b0156fdf80c81328edda11 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Mon, 22 Mar 2021 13:25:57 +0100
Subject: [PATCH 04/50] Yes we should have support for scoped projections.

---
 Source/Runtime/Events.Processing/Projections.proto | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 2173e6f..2c2fbc2 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -29,7 +29,7 @@ message ProjectionEventSpecification {
 
 message ProjectionRegistrationRequest {
     services.ReverseCallArgumentsContext callContext = 1;
-    protobuf.Uuid scopeId = 2; // TODO: Should we have this?
+    protobuf.Uuid scopeId = 2;
     protobuf.Uuid projectionId = 3;
     repeated ProjectionEventSpecification events = 4;
 }

From 7e006f7141f73e6c0b457e5677695f04729dcbd5 Mon Sep 17 00:00:00 2001
From: woksin <sindrewilting@gmail.com>
Date: Tue, 23 Mar 2021 09:33:37 +0100
Subject: [PATCH 05/50] Format and add projection prerelease

---
 .github/workflows/ci.yml | 70 ++++++++++++++++++----------------------
 1 file changed, 32 insertions(+), 38 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e91c161..76640b7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,12 +1,12 @@
 name: Contracts CI/CD
 
 env:
-  PRERELEASE_BRANCHES: alpha,beta,rc,updategrpc # Comma separated list of prerelease branch names. 'alpha,rc, ...'
+  PRERELEASE_BRANCHES: alpha,beta,rc,projections # Comma separated list of prerelease branch names. 'alpha,rc, ...'
 
 on:
   push:
     branches:
-    - '**'
+      - "**"
   pull_request:
     types: [closed]
 
@@ -21,19 +21,19 @@ jobs:
       version: ${{ steps.increment-version.outputs.next-version }}
 
     steps:
-    - uses: actions/checkout@v2
-    - name: Establish context
-      id: context
-      uses: dolittle/establish-context-action@v2 # Replace with ./ if used withing dolittle/establish-context-action
-      with:
-        prerelease-branches: ${{ env.PRERELEASE_BRANCHES }}
-    - name: Increment version
-      id: increment-version
-      if: ${{ steps.context.outputs.should-publish == 'true' }}
-      uses: dolittle/increment-version-action@v2 # Replace with ./ if used withing dolittle/increment-version-action
-      with:
-        version: ${{ steps.context.outputs.current-version }}
-        release-type: ${{ steps.context.outputs.release-type }}
+      - uses: actions/checkout@v2
+      - name: Establish context
+        id: context
+        uses: dolittle/establish-context-action@v2 # Replace with ./ if used withing dolittle/establish-context-action
+        with:
+          prerelease-branches: ${{ env.PRERELEASE_BRANCHES }}
+      - name: Increment version
+        id: increment-version
+        if: ${{ steps.context.outputs.should-publish == 'true' }}
+        uses: dolittle/increment-version-action@v2 # Replace with ./ if used withing dolittle/increment-version-action
+        with:
+          version: ${{ steps.context.outputs.current-version }}
+          release-type: ${{ steps.context.outputs.release-type }}
 
   dot-net-build:
     name: .Net Build
@@ -44,7 +44,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: '3.1.x'
+          dotnet-version: "3.1.x"
       - run: dotnet build -c Release
 
   release:
@@ -54,21 +54,21 @@ jobs:
     if: ${{ needs.context.outputs.should-publish == 'true' }}
 
     steps:
-    - uses: actions/checkout@v2
-    - name: Prepend to Changelog
-      uses: dolittle/add-to-changelog-action@v2
-      with:
-        version: ${{ needs.context.outputs.version }}
-        body: ${{ needs.context.outputs.pr-body }}
-        pr-url: ${{ needs.context.outputs.pr-url }}
-        changelog-path: CHANGELOG.md
-        user-email: build@dolittle.com
-        user-name: dolittle-build
-    - name: Create GitHub Release
-      uses: dolittle/github-release-action@v2 # Replace with ./ if used withing dolittle/github-release-action
-      with:
-        version: ${{ needs.context.outputs.version }}
-        body: ${{ needs.context.outputs.pr-body }}
+      - uses: actions/checkout@v2
+      - name: Prepend to Changelog
+        uses: dolittle/add-to-changelog-action@v2
+        with:
+          version: ${{ needs.context.outputs.version }}
+          body: ${{ needs.context.outputs.pr-body }}
+          pr-url: ${{ needs.context.outputs.pr-url }}
+          changelog-path: CHANGELOG.md
+          user-email: build@dolittle.com
+          user-name: dolittle-build
+      - name: Create GitHub Release
+        uses: dolittle/github-release-action@v2 # Replace with ./ if used withing dolittle/github-release-action
+        with:
+          version: ${{ needs.context.outputs.version }}
+          body: ${{ needs.context.outputs.pr-body }}
 
   dot-net-release:
     name: .Net Release
@@ -80,18 +80,16 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: '3.1.x'
+          dotnet-version: "3.1.x"
       - run: dotnet build
       - name: Create packages
         run: dotnet pack --configuration Release -o Artifacts/NuGet /p:PackageVersion=${{ needs.context.outputs.version }} -p:IncludeSymbols=true -p:SymbolPackageFormat=snupkg -p:NoDefaultExcludes=true
       - name: Push NuGet packages
         run: dotnet nuget push 'Artifacts/NuGet/*.nupkg' --skip-duplicate --api-key ${{ secrets.NUGET_API_KEY }} --source https://api.nuget.org/v3/index.json
-
   # java-script:
   #   name: JavaScript
   #   runs-on: ubuntu-latest
   #   needs: context
-
   #   steps:
   #   - uses: actions/checkout@v2
   #   - uses: actions/setup-node@v1
@@ -100,11 +98,9 @@ jobs:
   #   - uses: arduino/setup-protoc@master
   #     with:
   #       version: '3.11.2'
-
   #   - name: Install dependencies
   #     working-directory: ./Generation
   #     run: yarn
-
   #   - name: Build Fundamentals
   #     working-directory: ./Generation/Fundamentals/JavaScript
   #     run: yarn build
@@ -117,7 +113,6 @@ jobs:
   #   - name: Build Runtime Web
   #     working-directory: ./Generation/Runtime/JavaScript.Web
   #     run: yarn build
-
   #   - name: Publish Fundamentals
   #     if: ${{ success() && needs.context.outputs.should-publish == 'true' }}
   #     working-directory: ./Generation/Fundamentals/JavaScript
@@ -134,7 +129,6 @@ jobs:
   #     if: ${{ success() && needs.context.outputs.should-publish == 'true' }}
   #     working-directory: ./Generation/Runtime/JavaScript.Web
   #     run: yarn publish --new-version ${{ needs.context.outputs.version }} --no-git-tag-version
-
   #   - name: Create Pull Request
   #     if: ${{ success() && needs.context.outputs.should-publish == 'true' }}
   #     uses: peter-evans/create-pull-request@v2

From b8a640cc50c408c50ea33449ff7c3563974195f1 Mon Sep 17 00:00:00 2001
From: woksin <sindrewilting@gmail.com>
Date: Tue, 23 Mar 2021 09:46:17 +0100
Subject: [PATCH 06/50] Don't add to changelog on prereleases

---
 .github/workflows/ci.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 76640b7..e8f41a9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,6 +19,7 @@ jobs:
       pr-body: ${{ steps.context.outputs.pr-body }}
       pr-url: ${{ steps.context.outputs.pr-url }}
       version: ${{ steps.increment-version.outputs.next-version }}
+      release-type: ${{ steps.context.outputs.release-type }}
 
     steps:
       - uses: actions/checkout@v2
@@ -56,6 +57,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Prepend to Changelog
+        if: ${{ needs.context.outputs.should-publish == 'true' && needs.context.outputs.release-type != 'prerelease' }}
         uses: dolittle/add-to-changelog-action@v2
         with:
           version: ${{ needs.context.outputs.version }}

From 78302318c116935001c023b7b64ce9bb92808521 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 10:12:34 +0100
Subject: [PATCH 07/50] Add initial state to registering, letting head know if
 projection was newly created or already persisted, and handling of delete
 responses from head.

---
 .../Events.Processing/Projections.proto       | 25 +++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 2c2fbc2..6951cb7 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -32,11 +32,22 @@ message ProjectionRegistrationRequest {
     protobuf.Uuid scopeId = 2;
     protobuf.Uuid projectionId = 3;
     repeated ProjectionEventSpecification events = 4;
+    string initialState = 5;
+}
+
+enum ProjectionNextStateType {
+    REPLACE = 0;
+    DELETE = 1;
+}
+
+message ProjectionNextState {
+    ProjectionNextStateType type = 1;
+    string value = 1;
 }
 
 message ProjectionResponse {
     services.ReverseCallResponseContext callContext = 1;
-    string nextState = 2;
+    ProjectionNextState nextState = 2;
     ProcessorFailure failure = 3; // If not set/empty - no failure
 }
 
@@ -52,9 +63,19 @@ message ProjectionRegistrationResponse {
     protobuf.Failure failure = 1;
 }
 
+enum ProjectionCurrentStateType {
+    CREATED_FROM_INITIAL_STATE = 0;
+    PERSISTED = 1;
+}
+
+message ProjectionCurrentState {
+    ProjectionCurrentStateType type = 1;
+    string state = 2;
+}
+
 message ProjectionRequest {
     services.ReverseCallRequestContext callContext = 1;
-    string previousState = 2;
+    ProjectionCurrentState currentState = 2;
     StreamEvent event = 3;
     RetryProcessingState retryProcessingState = 4;
 }

From 605ff3b79c6d8020f4380bd47a2f478672954ef9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 10:14:41 +0100
Subject: [PATCH 08/50] Move ProjectionEventKeySelector out to own type (looks
 nicer)

---
 Source/Runtime/Events.Processing/Projections.proto | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 6951cb7..71fe585 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -21,10 +21,14 @@ enum ProjectEventKeySelectorType {
     PROPERTY = 2;
 }
 
+message ProjectionEventKeySelector {
+    ProjectEventKeySelectorType type = 1;
+    optional string expression = 2;
+}
+
 message ProjectionEventSpecification {
     artifacts.Artifact eventType = 1;
-    ProjectEventKeySelectorType keySelectorType = 2;
-    string keySelectorExpression = 3;
+    ProjectionEventKeySelector keySelector = 2;
 }
 
 message ProjectionRegistrationRequest {

From 62f11492c62aa318cd72343ce51c729108f88cd7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 10:15:48 +0100
Subject: [PATCH 09/50] rename ProjectionEventSpecification ->
 ProjectionEventSelector

---
 Source/Runtime/Events.Processing/Projections.proto | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 71fe585..1ff1e8e 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -26,7 +26,7 @@ message ProjectionEventKeySelector {
     optional string expression = 2;
 }
 
-message ProjectionEventSpecification {
+message ProjectionEventSelector {
     artifacts.Artifact eventType = 1;
     ProjectionEventKeySelector keySelector = 2;
 }
@@ -35,7 +35,7 @@ message ProjectionRegistrationRequest {
     services.ReverseCallArgumentsContext callContext = 1;
     protobuf.Uuid scopeId = 2;
     protobuf.Uuid projectionId = 3;
-    repeated ProjectionEventSpecification events = 4;
+    repeated ProjectionEventSelector events = 4;
     string initialState = 5;
 }
 

From 7a8e341b849c1c647f2e6cb7fe9ea2465ec4cfec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 10:18:56 +0100
Subject: [PATCH 10/50] Fix mistake

---
 Source/Runtime/Events.Processing/Projections.proto | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 1ff1e8e..fd71151 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -46,7 +46,7 @@ enum ProjectionNextStateType {
 
 message ProjectionNextState {
     ProjectionNextStateType type = 1;
-    string value = 1;
+    string value = 2;
 }
 
 message ProjectionResponse {

From 097d3146ee58a8f96e05daecad32b4ab5f5d2a3c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 10:22:20 +0100
Subject: [PATCH 11/50] We haven't added support for "optional" in the build
 pipelines yet - lets leave that for later. We can send empty strings without
 much overhead for now (and it would be a non-breaking change in the future).

---
 Source/Runtime/Events.Processing/Projections.proto | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index fd71151..6934254 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -23,7 +23,7 @@ enum ProjectEventKeySelectorType {
 
 message ProjectionEventKeySelector {
     ProjectEventKeySelectorType type = 1;
-    optional string expression = 2;
+    string expression = 2;
 }
 
 message ProjectionEventSelector {

From 5236e9d6cc03e029dc475d5976a77e5cfccb33f6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 14:14:34 +0100
Subject: [PATCH 12/50] Update Protobuf package reference, and remove "npx ..."
 from scripts

---
 Generation/Fundamentals/CSharp/CSharp.csproj        | 2 +-
 Generation/Fundamentals/JavaScript.Web/package.json | 2 +-
 Generation/Fundamentals/JavaScript/package.json     | 3 ++-
 Generation/Runtime/CSharp/CSharp.csproj             | 2 +-
 Generation/Runtime/JavaScript.Web/package.json      | 2 +-
 Generation/Runtime/JavaScript/package.json          | 2 +-
 Generation/package.json                             | 2 +-
 7 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/Generation/Fundamentals/CSharp/CSharp.csproj b/Generation/Fundamentals/CSharp/CSharp.csproj
index b284448..05bd51e 100644
--- a/Generation/Fundamentals/CSharp/CSharp.csproj
+++ b/Generation/Fundamentals/CSharp/CSharp.csproj
@@ -8,6 +8,6 @@
 
     <ItemGroup>
         <PackageReference Include="Dolittle.Common" Version="2.*" PrivateAssets="All"/>
-        <PackageReference Include="Dolittle.Protobuf.MSBuild" Version="1.1.1"/>
+        <PackageReference Include="Dolittle.Protobuf.MSBuild" Version="2.0.6"/>
     </ItemGroup>
 </Project>
diff --git a/Generation/Fundamentals/JavaScript.Web/package.json b/Generation/Fundamentals/JavaScript.Web/package.json
index 81ff5f5..faedec8 100644
--- a/Generation/Fundamentals/JavaScript.Web/package.json
+++ b/Generation/Fundamentals/JavaScript.Web/package.json
@@ -30,7 +30,7 @@
     "types": "index.d.ts",
     "typings": "index.d.ts",
     "scripts": {
-        "build": "npx dolittle_proto_build grpc-web -I../../../Source  ../../../Source/Fundamentals",
+        "build": "dolittle_proto_build grpc-web -I../../../Source  ../../../Source/Fundamentals",
         "prepublish": "yarn build"
     },
     "dependencies": {
diff --git a/Generation/Fundamentals/JavaScript/package.json b/Generation/Fundamentals/JavaScript/package.json
index e37ea25..7ceb638 100644
--- a/Generation/Fundamentals/JavaScript/package.json
+++ b/Generation/Fundamentals/JavaScript/package.json
@@ -30,9 +30,10 @@
     "types": "index.d.ts",
     "typings": "index.d.ts",
     "scripts": {
-        "build": "npx dolittle_proto_build grpc-node -I../../../Source  ../../../Source/Fundamentals",
+        "build": "dolittle_proto_build grpc-node -I../../../Source  ../../../Source/Fundamentals",
         "prepublish": "yarn build"
     },
+
     "dependencies": {
         "@grpc/grpc-js": "^1.2.0",
         "@types/google-protobuf": "^3.2.7",
diff --git a/Generation/Runtime/CSharp/CSharp.csproj b/Generation/Runtime/CSharp/CSharp.csproj
index 665dce3..68bba81 100644
--- a/Generation/Runtime/CSharp/CSharp.csproj
+++ b/Generation/Runtime/CSharp/CSharp.csproj
@@ -12,7 +12,7 @@
 
     <ItemGroup>
         <PackageReference Include="Dolittle.Common" Version="2.*" PrivateAssets="All"/>
-        <PackageReference Include="Dolittle.Protobuf.MSBuild" Version="1.1.1"/>
+        <PackageReference Include="Dolittle.Protobuf.MSBuild" Version="2.0.6"/>
     </ItemGroup>
     
 </Project>
diff --git a/Generation/Runtime/JavaScript.Web/package.json b/Generation/Runtime/JavaScript.Web/package.json
index 9819a1b..6d568cc 100644
--- a/Generation/Runtime/JavaScript.Web/package.json
+++ b/Generation/Runtime/JavaScript.Web/package.json
@@ -30,7 +30,7 @@
     "types": "index.d.ts",
     "typings": "index.d.ts",
     "scripts": {
-        "build": "npx dolittle_proto_build grpc-web -I../../../Source ../../../Source/Fundamentals ../../../Source/Runtime",
+        "build": "dolittle_proto_build grpc-web -I../../../Source ../../../Source/Fundamentals ../../../Source/Runtime",
         "prepublish": "yarn build"
     },
     "dependencies": {
diff --git a/Generation/Runtime/JavaScript/package.json b/Generation/Runtime/JavaScript/package.json
index b386d18..b0ad4cf 100644
--- a/Generation/Runtime/JavaScript/package.json
+++ b/Generation/Runtime/JavaScript/package.json
@@ -30,7 +30,7 @@
     "types": "index.d.ts",
     "typings": "index.d.ts",
     "scripts": {
-        "build": "npx dolittle_proto_build grpc-node -I../../../Source  ../../../Source/Fundamentals ../../../Source/Runtime",
+        "build": "dolittle_proto_build grpc-node -I../../../Source  ../../../Source/Fundamentals ../../../Source/Runtime",
         "prepublish": "yarn build"
     },
     "dependencies": {
diff --git a/Generation/package.json b/Generation/package.json
index df5aa37..d0c3e2c 100644
--- a/Generation/package.json
+++ b/Generation/package.json
@@ -5,7 +5,7 @@
     "Runtime/*"
   ],
   "devDependencies": {
-    "@dolittle/protobuf.build": "2.0.1",
+    "@dolittle/protobuf.build": "2.0.6",
     "typescript": "^3.8.3"
   }
 }
\ No newline at end of file

From e96693caf3f534b51fa2c79823932f99f69b6a4b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 14:45:55 +0100
Subject: [PATCH 13/50] Re-set package versions to 0.0.0 (to be set while
 publishing)

---
 Generation/Fundamentals/JavaScript.Web/package.json | 2 +-
 Generation/Fundamentals/JavaScript/package.json     | 3 +--
 Generation/Runtime/JavaScript.Web/package.json      | 2 +-
 Generation/Runtime/JavaScript/package.json          | 2 +-
 4 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/Generation/Fundamentals/JavaScript.Web/package.json b/Generation/Fundamentals/JavaScript.Web/package.json
index faedec8..9cde4d4 100644
--- a/Generation/Fundamentals/JavaScript.Web/package.json
+++ b/Generation/Fundamentals/JavaScript.Web/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@dolittle/contracts.web",
     "description": "Grpc services for Dolittle Runtime for grpc-web",
-    "version": "5.1.20",
+    "version": "0.0.0",
     "homepage": "https://dolittle.io",
     "author": "Dolittle",
     "license": "MIT",
diff --git a/Generation/Fundamentals/JavaScript/package.json b/Generation/Fundamentals/JavaScript/package.json
index 7ceb638..d681ae7 100644
--- a/Generation/Fundamentals/JavaScript/package.json
+++ b/Generation/Fundamentals/JavaScript/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@dolittle/contracts",
     "description": "Grpc services for Dolittle Fundamentals",
-    "version": "5.1.20",
+    "version": "0.0.0",
     "homepage": "https://dolittle.io",
     "author": "Dolittle",
     "license": "MIT",
@@ -33,7 +33,6 @@
         "build": "dolittle_proto_build grpc-node -I../../../Source  ../../../Source/Fundamentals",
         "prepublish": "yarn build"
     },
-
     "dependencies": {
         "@grpc/grpc-js": "^1.2.0",
         "@types/google-protobuf": "^3.2.7",
diff --git a/Generation/Runtime/JavaScript.Web/package.json b/Generation/Runtime/JavaScript.Web/package.json
index 6d568cc..afb0231 100644
--- a/Generation/Runtime/JavaScript.Web/package.json
+++ b/Generation/Runtime/JavaScript.Web/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@dolittle/runtime.contracts.web",
     "description": "Grpc services for Dolittle Runtime for grpc-web",
-    "version": "5.1.20",
+    "version": "0.0.0",
     "homepage": "https://dolittle.io",
     "author": "Dolittle",
     "license": "MIT",
diff --git a/Generation/Runtime/JavaScript/package.json b/Generation/Runtime/JavaScript/package.json
index b0ad4cf..ee22bd4 100644
--- a/Generation/Runtime/JavaScript/package.json
+++ b/Generation/Runtime/JavaScript/package.json
@@ -1,7 +1,7 @@
 {
     "name": "@dolittle/runtime.contracts",
     "description": "Grpc services for Dolittle Runtime",
-    "version": "5.1.20",
+    "version": "0.0.0",
     "homepage": "https://dolittle.io",
     "author": "Dolittle",
     "license": "MIT",

From f81cadd36f77bf1fc48b0235d2b750bf38427934 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 14:47:06 +0100
Subject: [PATCH 14/50] Add back JS build and publishing to GitHub workflow

---
 .github/workflows/ci.yml | 110 +++++++++++++++++++++------------------
 1 file changed, 59 insertions(+), 51 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e8f41a9..b3bba4f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,13 +25,13 @@ jobs:
       - uses: actions/checkout@v2
       - name: Establish context
         id: context
-        uses: dolittle/establish-context-action@v2 # Replace with ./ if used withing dolittle/establish-context-action
+        uses: dolittle/establish-context-action@v2
         with:
           prerelease-branches: ${{ env.PRERELEASE_BRANCHES }}
       - name: Increment version
         id: increment-version
         if: ${{ steps.context.outputs.should-publish == 'true' }}
-        uses: dolittle/increment-version-action@v2 # Replace with ./ if used withing dolittle/increment-version-action
+        uses: dolittle/increment-version-action@v2
         with:
           version: ${{ steps.context.outputs.current-version }}
           release-type: ${{ steps.context.outputs.release-type }}
@@ -67,7 +67,7 @@ jobs:
           user-email: build@dolittle.com
           user-name: dolittle-build
       - name: Create GitHub Release
-        uses: dolittle/github-release-action@v2 # Replace with ./ if used withing dolittle/github-release-action
+        uses: dolittle/github-release-action@v2
         with:
           version: ${{ needs.context.outputs.version }}
           body: ${{ needs.context.outputs.pr-body }}
@@ -88,51 +88,59 @@ jobs:
         run: dotnet pack --configuration Release -o Artifacts/NuGet /p:PackageVersion=${{ needs.context.outputs.version }} -p:IncludeSymbols=true -p:SymbolPackageFormat=snupkg -p:NoDefaultExcludes=true
       - name: Push NuGet packages
         run: dotnet nuget push 'Artifacts/NuGet/*.nupkg' --skip-duplicate --api-key ${{ secrets.NUGET_API_KEY }} --source https://api.nuget.org/v3/index.json
-  # java-script:
-  #   name: JavaScript
-  #   runs-on: ubuntu-latest
-  #   needs: context
-  #   steps:
-  #   - uses: actions/checkout@v2
-  #   - uses: actions/setup-node@v1
-  #     with:
-  #       node-version: 12.x
-  #   - uses: arduino/setup-protoc@master
-  #     with:
-  #       version: '3.11.2'
-  #   - name: Install dependencies
-  #     working-directory: ./Generation
-  #     run: yarn
-  #   - name: Build Fundamentals
-  #     working-directory: ./Generation/Fundamentals/JavaScript
-  #     run: yarn build
-  #   - name: Build Fundamentals Web
-  #     working-directory: ./Generation/Fundamentals/JavaScript.Web
-  #     run: yarn build
-  #   - name: Build Runtime
-  #     working-directory: ./Generation/Runtime/JavaScript
-  #     run: yarn build
-  #   - name: Build Runtime Web
-  #     working-directory: ./Generation/Runtime/JavaScript.Web
-  #     run: yarn build
-  #   - name: Publish Fundamentals
-  #     if: ${{ success() && needs.context.outputs.should-publish == 'true' }}
-  #     working-directory: ./Generation/Fundamentals/JavaScript
-  #     run: yarn publish --new-version ${{ needs.context.outputs.version }} --no-git-tag-version
-  #   - name: Publish Fundamentals Web
-  #     if: ${{ success() && needs.context.outputs.should-publish == 'true' }}
-  #     working-directory: ./Generation/Fundamentals/JavaScript.Web
-  #     run: yarn publish --new-version ${{ needs.context.outputs.version }} --no-git-tag-version
-  #   - name: Publish Runtime
-  #     if: ${{ success() && needs.context.outputs.should-publish == 'true' }}
-  #     working-directory: ./Generation/Runtime/JavaScript
-  #     run: yarn publish --new-version ${{ needs.context.outputs.version }} --no-git-tag-version
-  #   - name: Publish Runtime Web
-  #     if: ${{ success() && needs.context.outputs.should-publish == 'true' }}
-  #     working-directory: ./Generation/Runtime/JavaScript.Web
-  #     run: yarn publish --new-version ${{ needs.context.outputs.version }} --no-git-tag-version
-  #   - name: Create Pull Request
-  #     if: ${{ success() && needs.context.outputs.should-publish == 'true' }}
-  #     uses: peter-evans/create-pull-request@v2
-  #     with:
-  #       title: Bump package.json versions to ${{ needs.context.outputs.version }}
+
+  java-script:
+    name: JavaScript
+    runs-on: ubuntu-latest
+    needs: context
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-node@v1
+      with:
+        node-version: 12.x
+        registry-url: 'https://registry.npmjs.org'
+    - uses: arduino/setup-protoc@master
+      with:
+        version: '3.11.2'
+    - name: Install dependencies
+      working-directory: ./Generation
+      run: yarn
+
+    
+    - name: Parse semver string
+      id: semver_parser
+      uses: booxmedialtd/ws-action-parse-semver@v1
+      with:
+        input_string: ${{ needs.context.outputs.version }}
+
+    - name: Build Fundamentals
+      working-directory: ./Generation/Fundamentals/JavaScript
+      run: yarn build
+    - name: Update Fundamentals version
+      working-directory: ./Generation/Fundamentals/JavaScript
+      run: npm version ${{ needs.context.outputs.version }}
+
+    # - name: Build Fundamentals - Web
+    #   working-directory: ./Generation/Fundamentals/JavaScript.Web
+    #   run: yarn build
+
+    - name: Build Runtime
+      working-directory: ./Generation/Runtime/JavaScript
+      run: yarn build
+    - name: Update Runtime version
+      working-directory: ./Generation/Runtime/JavaScript
+      run: npm version ${{ needs.context.outputs.version }}
+
+    # - name: Build Runtime - Web
+    #   working-directory: ./Generation/Runtime/JavaScript.Web
+    #   run: yarn build
+
+    - name: Publish Fundamentals
+      if: ${{ needs.context.outputs.should-publish == 'true' }}
+      working-directory: ./Generation/Fundamentals/JavaScript
+      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && ${{ steps.semver_parser.outputs.prerelease }} || 'latest' }}
+    - name: Publish Runtime
+      if: ${{ needs.context.outputs.should-publish == 'true' }}
+      working-directory: ./Generation/Runtime/JavaScript
+      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && ${{ steps.semver_parser.outputs.prerelease }} || 'latest' }}
+

From 7c01f4d2be3b5aa8e3c3162cab478b644c38dd71 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 14:51:29 +0100
Subject: [PATCH 15/50] A little quick on the trigger there - fix workflow
 syntax.

---
 .github/workflows/ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b3bba4f..25451b6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -138,9 +138,9 @@ jobs:
     - name: Publish Fundamentals
       if: ${{ needs.context.outputs.should-publish == 'true' }}
       working-directory: ./Generation/Fundamentals/JavaScript
-      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && ${{ steps.semver_parser.outputs.prerelease }} || 'latest' }}
+      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.semver_parser.outputs.prerelease || 'latest' }}
     - name: Publish Runtime
       if: ${{ needs.context.outputs.should-publish == 'true' }}
       working-directory: ./Generation/Runtime/JavaScript
-      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && ${{ steps.semver_parser.outputs.prerelease }} || 'latest' }}
+      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.semver_parser.outputs.prerelease || 'latest' }}
 

From de7e9b529ab2766e3fa324cfe25277eee6aaa231 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 14:54:23 +0100
Subject: [PATCH 16/50] Only parse semver if we get a version

---
 .github/workflows/ci.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 25451b6..0c69a3c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -108,8 +108,9 @@ jobs:
 
     
     - name: Parse semver string
-      id: semver_parser
       uses: booxmedialtd/ws-action-parse-semver@v1
+      if: ${{ needs.context.outputs.should-publish == 'true' }}
+      id: semver_parser
       with:
         input_string: ${{ needs.context.outputs.version }}
 

From 5d478c93359df8c78446b882b19e233bf90d069c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 17:39:01 +0100
Subject: [PATCH 17/50] Split out JS-build + add publish token

---
 .github/workflows/ci.yml | 43 ++++++++++++++++++++++++++++++++++++----
 1 file changed, 39 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0c69a3c..17f0eff 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -48,6 +48,37 @@ jobs:
           dotnet-version: "3.1.x"
       - run: dotnet build -c Release
 
+  
+  java-script-build:
+    name: JavaScript Build
+    runs-on: ubuntu-latest
+    needs: context
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-node@v1
+      with:
+        node-version: 12.x
+        registry-url: 'https://registry.npmjs.org'
+    - uses: arduino/setup-protoc@master
+      with:
+        version: '3.11.2'
+    - name: Install dependencies
+      working-directory: ./Generation
+      run: yarn
+
+    - name: Build Fundamentals
+      working-directory: ./Generation/Fundamentals/JavaScript
+      run: yarn build
+    # - name: Build Fundamentals - Web
+    #   working-directory: ./Generation/Fundamentals/JavaScript.Web
+    #   run: yarn build
+    - name: Build Runtime
+      working-directory: ./Generation/Runtime/JavaScript
+      run: yarn build
+    # - name: Build Runtime - Web
+    #   working-directory: ./Generation/Runtime/JavaScript.Web
+    #   run: yarn build
+
   release:
     name: Release
     runs-on: ubuntu-latest
@@ -89,10 +120,11 @@ jobs:
       - name: Push NuGet packages
         run: dotnet nuget push 'Artifacts/NuGet/*.nupkg' --skip-duplicate --api-key ${{ secrets.NUGET_API_KEY }} --source https://api.nuget.org/v3/index.json
 
-  java-script:
-    name: JavaScript
+  java-script-release:
+    name: JavaScript Release
     runs-on: ubuntu-latest
-    needs: context
+    needs: [context, java-script-build]
+    if: ${{ needs.context.outputs.should-publish == 'true' }}
     steps:
     - uses: actions/checkout@v2
     - uses: actions/setup-node@v1
@@ -106,7 +138,6 @@ jobs:
       working-directory: ./Generation
       run: yarn
 
-    
     - name: Parse semver string
       uses: booxmedialtd/ws-action-parse-semver@v1
       if: ${{ needs.context.outputs.should-publish == 'true' }}
@@ -140,8 +171,12 @@ jobs:
       if: ${{ needs.context.outputs.should-publish == 'true' }}
       working-directory: ./Generation/Fundamentals/JavaScript
       run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.semver_parser.outputs.prerelease || 'latest' }}
+      env:
+        NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
     - name: Publish Runtime
       if: ${{ needs.context.outputs.should-publish == 'true' }}
       working-directory: ./Generation/Runtime/JavaScript
       run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.semver_parser.outputs.prerelease || 'latest' }}
+      env:
+        NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 

From f6124565793dffcaf4396ff3a962139ed8f61f32 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 24 Mar 2021 17:40:39 +0100
Subject: [PATCH 18/50] Simplify publish checks for JS

---
 .github/workflows/ci.yml | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 17f0eff..6e8c43f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -140,7 +140,6 @@ jobs:
 
     - name: Parse semver string
       uses: booxmedialtd/ws-action-parse-semver@v1
-      if: ${{ needs.context.outputs.should-publish == 'true' }}
       id: semver_parser
       with:
         input_string: ${{ needs.context.outputs.version }}
@@ -168,13 +167,11 @@ jobs:
     #   run: yarn build
 
     - name: Publish Fundamentals
-      if: ${{ needs.context.outputs.should-publish == 'true' }}
       working-directory: ./Generation/Fundamentals/JavaScript
       run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.semver_parser.outputs.prerelease || 'latest' }}
       env:
         NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
     - name: Publish Runtime
-      if: ${{ needs.context.outputs.should-publish == 'true' }}
       working-directory: ./Generation/Runtime/JavaScript
       run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.semver_parser.outputs.prerelease || 'latest' }}
       env:

From 8eae5e5a829fdc997eeb54011ff707774b644028 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Thu, 25 Mar 2021 16:23:52 +0100
Subject: [PATCH 19/50] Fix little typo

---
 Source/Runtime/Events.Processing/Projections.proto | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 6934254..b66c83c 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -15,14 +15,14 @@ package dolittle.runtime.events.processing;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
 
-enum ProjectEventKeySelectorType {
+enum ProjectionEventKeySelectorType {
     EVENT_SOURCE_ID = 0;
     PARTITION_ID = 1;
     PROPERTY = 2;
 }
 
 message ProjectionEventKeySelector {
-    ProjectEventKeySelectorType type = 1;
+    ProjectionEventKeySelectorType type = 1;
     string expression = 2;
 }
 

From 9e6b037cbd4b02fffc5cd46712d5e0c6499810cc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Thu, 25 Mar 2021 16:26:00 +0100
Subject: [PATCH 20/50] Add the "calculated" key to the ProjectionRequest

---
 Source/Runtime/Events.Processing/Projections.proto | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index b66c83c..3eb47d7 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -79,9 +79,10 @@ message ProjectionCurrentState {
 
 message ProjectionRequest {
     services.ReverseCallRequestContext callContext = 1;
-    ProjectionCurrentState currentState = 2;
-    StreamEvent event = 3;
-    RetryProcessingState retryProcessingState = 4;
+    string key = 2;
+    ProjectionCurrentState currentState = 3;
+    StreamEvent event = 4;
+    RetryProcessingState retryProcessingState = 5;
 }
 
 message ProjectionRuntimeToClientMessage {

From 2fc4c00b2161d239c952017f86d1e3667069b0a3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 16:51:13 +0100
Subject: [PATCH 21/50] Move CSharp projects into its own directory

---
 Contracts.sln                                 | 60 -------------------
 Generation/CSharp/Contracts.sln               | 48 +++++++++++++++
 .../Fundamentals/Fundamentals.csproj}         |  0
 .../Runtime/Runtime.csproj}                   |  2 +-
 4 files changed, 49 insertions(+), 61 deletions(-)
 delete mode 100644 Contracts.sln
 create mode 100644 Generation/CSharp/Contracts.sln
 rename Generation/{Fundamentals/CSharp/CSharp.csproj => CSharp/Fundamentals/Fundamentals.csproj} (100%)
 rename Generation/{Runtime/CSharp/CSharp.csproj => CSharp/Runtime/Runtime.csproj} (88%)

diff --git a/Contracts.sln b/Contracts.sln
deleted file mode 100644
index 5ed97bb..0000000
--- a/Contracts.sln
+++ /dev/null
@@ -1,60 +0,0 @@
-
-Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 15
-VisualStudioVersion = 15.0.26124.0
-MinimumVisualStudioVersion = 15.0.26124.0
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Generation", "Generation", "{2CEE50F8-2C3E-4373-BAF0-AB9C01E52B38}"
-EndProject
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Fundamentals", "Fundamentals", "{BA94C7CF-FE45-41FA-8282-FBA16DC05D27}"
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CSharp", "Generation\Fundamentals\CSharp\CSharp.csproj", "{13765947-7CC0-42FE-8EDD-941FCE85236E}"
-EndProject
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Runtime", "Runtime", "{C7F3347D-AA62-455D-AEDA-C3E0802773AB}"
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CSharp", "Generation\Runtime\CSharp\CSharp.csproj", "{BB5C4965-64A3-49ED-883A-C620E9574892}"
-EndProject
-Global
-	GlobalSection(SolutionConfigurationPlatforms) = preSolution
-		Debug|Any CPU = Debug|Any CPU
-		Debug|x64 = Debug|x64
-		Debug|x86 = Debug|x86
-		Release|Any CPU = Release|Any CPU
-		Release|x64 = Release|x64
-		Release|x86 = Release|x86
-	EndGlobalSection
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
-	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Debug|x64.ActiveCfg = Debug|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Debug|x64.Build.0 = Debug|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Debug|x86.ActiveCfg = Debug|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Debug|x86.Build.0 = Debug|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Release|Any CPU.Build.0 = Release|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Release|x64.ActiveCfg = Release|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Release|x64.Build.0 = Release|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Release|x86.ActiveCfg = Release|Any CPU
-		{13765947-7CC0-42FE-8EDD-941FCE85236E}.Release|x86.Build.0 = Release|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Debug|x64.ActiveCfg = Debug|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Debug|x64.Build.0 = Debug|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Debug|x86.ActiveCfg = Debug|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Debug|x86.Build.0 = Debug|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Release|Any CPU.Build.0 = Release|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Release|x64.ActiveCfg = Release|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Release|x64.Build.0 = Release|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Release|x86.ActiveCfg = Release|Any CPU
-		{BB5C4965-64A3-49ED-883A-C620E9574892}.Release|x86.Build.0 = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(NestedProjects) = preSolution
-		{BA94C7CF-FE45-41FA-8282-FBA16DC05D27} = {2CEE50F8-2C3E-4373-BAF0-AB9C01E52B38}
-		{13765947-7CC0-42FE-8EDD-941FCE85236E} = {BA94C7CF-FE45-41FA-8282-FBA16DC05D27}
-		{C7F3347D-AA62-455D-AEDA-C3E0802773AB} = {2CEE50F8-2C3E-4373-BAF0-AB9C01E52B38}
-		{BB5C4965-64A3-49ED-883A-C620E9574892} = {C7F3347D-AA62-455D-AEDA-C3E0802773AB}
-	EndGlobalSection
-EndGlobal
diff --git a/Generation/CSharp/Contracts.sln b/Generation/CSharp/Contracts.sln
new file mode 100644
index 0000000..36ae56e
--- /dev/null
+++ b/Generation/CSharp/Contracts.sln
@@ -0,0 +1,48 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.26124.0
+MinimumVisualStudioVersion = 15.0.26124.0
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Fundamentals", "Fundamentals\Fundamentals.csproj", "{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Runtime", "Runtime\Runtime.csproj", "{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|Any CPU = Release|Any CPU
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Debug|x64.Build.0 = Debug|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Debug|x86.Build.0 = Debug|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Release|x64.ActiveCfg = Release|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Release|x64.Build.0 = Release|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Release|x86.ActiveCfg = Release|Any CPU
+		{B52A8FFB-5B2E-4BFB-8EE2-474594C66888}.Release|x86.Build.0 = Release|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Debug|x64.Build.0 = Debug|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Debug|x86.Build.0 = Debug|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Release|Any CPU.Build.0 = Release|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Release|x64.ActiveCfg = Release|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Release|x64.Build.0 = Release|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Release|x86.ActiveCfg = Release|Any CPU
+		{012C3E8F-7C5A-4765-A35E-1ACE2E9BCFA5}.Release|x86.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal
diff --git a/Generation/Fundamentals/CSharp/CSharp.csproj b/Generation/CSharp/Fundamentals/Fundamentals.csproj
similarity index 100%
rename from Generation/Fundamentals/CSharp/CSharp.csproj
rename to Generation/CSharp/Fundamentals/Fundamentals.csproj
diff --git a/Generation/Runtime/CSharp/CSharp.csproj b/Generation/CSharp/Runtime/Runtime.csproj
similarity index 88%
rename from Generation/Runtime/CSharp/CSharp.csproj
rename to Generation/CSharp/Runtime/Runtime.csproj
index 68bba81..c3c9543 100644
--- a/Generation/Runtime/CSharp/CSharp.csproj
+++ b/Generation/CSharp/Runtime/Runtime.csproj
@@ -7,7 +7,7 @@
     </PropertyGroup>
     
     <ItemGroup>
-        <ProjectReference Include="../../Fundamentals\CSharp\CSharp.csproj" />
+        <ProjectReference Include="../Fundamentals/Fundamentals.csproj" />
     </ItemGroup>
 
     <ItemGroup>

From 504054f563de5e3618c869955f707847cd46eb35 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 17:01:26 +0100
Subject: [PATCH 22/50] Move JavaScript to its own directory

---
 .gitignore                                    |  7 ++--
 .../Fundamentals/JavaScript.Web/package.json  | 41 -------------------
 .../Fundamentals/JavaScript.Web/tsconfig.json | 15 -------
 .../Fundamentals}/package.json                |  2 +-
 .../Fundamentals}/tsconfig.json               |  1 -
 .../Runtime}/package.json                     |  2 +-
 .../Runtime}/tsconfig.json                    |  0
 Generation/{ => JavaScript}/package.json      |  6 +--
 .../{ => JavaScript}/tsconfig.settings.json   |  0
 .../Runtime/JavaScript.Web/package.json       | 41 -------------------
 .../Runtime/JavaScript.Web/tsconfig.json      | 15 -------
 11 files changed, 9 insertions(+), 121 deletions(-)
 delete mode 100644 Generation/Fundamentals/JavaScript.Web/package.json
 delete mode 100644 Generation/Fundamentals/JavaScript.Web/tsconfig.json
 rename Generation/{Fundamentals/JavaScript => JavaScript/Fundamentals}/package.json (87%)
 rename Generation/{Runtime/JavaScript => JavaScript/Fundamentals}/tsconfig.json (97%)
 rename Generation/{Runtime/JavaScript => JavaScript/Runtime}/package.json (84%)
 rename Generation/{Fundamentals/JavaScript => JavaScript/Runtime}/tsconfig.json (100%)
 rename Generation/{ => JavaScript}/package.json (55%)
 rename Generation/{ => JavaScript}/tsconfig.settings.json (100%)
 delete mode 100644 Generation/Runtime/JavaScript.Web/package.json
 delete mode 100644 Generation/Runtime/JavaScript.Web/tsconfig.json

diff --git a/.gitignore b/.gitignore
index db64439..c4f1d1a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -355,8 +355,9 @@ package-json.lock
 *.cs
 *.ts
 
-Generation/**/*.js
-Generation/**/*.ts
-Generation/**/*.d.ts
+Generation/JavaScript/Fundamentals/**
+Generation/JavaScript/Runtime/**
+!Generation/JavaScript/**/package.json
+!Generation/JavaScript/**/tsconfig.json
 
 !Source/**/Artifacts
\ No newline at end of file
diff --git a/Generation/Fundamentals/JavaScript.Web/package.json b/Generation/Fundamentals/JavaScript.Web/package.json
deleted file mode 100644
index 9cde4d4..0000000
--- a/Generation/Fundamentals/JavaScript.Web/package.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-    "name": "@dolittle/contracts.web",
-    "description": "Grpc services for Dolittle Runtime for grpc-web",
-    "version": "0.0.0",
-    "homepage": "https://dolittle.io",
-    "author": "Dolittle",
-    "license": "MIT",
-    "repository": {
-        "type": "git",
-        "url": "https://github.com/dolittle-runtime/contracts.git"
-    },
-    "bugs": {
-        "url": "https://github.com/dolittle/home/issues"
-    },
-    "keywords": [
-        "dolittle",
-        "grpc"
-    ],
-    "publishConfig": {
-        "access": "public"
-    },
-    "files": [
-        "lib",
-        "package.json",
-        "**/*.d.ts",
-        "**/*.ts",
-        "**/*.js"
-    ],
-    "main": "lib/index.js",
-    "types": "index.d.ts",
-    "typings": "index.d.ts",
-    "scripts": {
-        "build": "dolittle_proto_build grpc-web -I../../../Source  ../../../Source/Fundamentals",
-        "prepublish": "yarn build"
-    },
-    "dependencies": {
-        "@types/google-protobuf": "^3.2.7",
-        "google-protobuf": "^3.11.4",
-        "grpc-web": "^1.0.7"
-    }
-}
diff --git a/Generation/Fundamentals/JavaScript.Web/tsconfig.json b/Generation/Fundamentals/JavaScript.Web/tsconfig.json
deleted file mode 100644
index 29b10d1..0000000
--- a/Generation/Fundamentals/JavaScript.Web/tsconfig.json
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-    "extends": "../../tsconfig.settings.json",
-    "compilerOptions": {
-      "rootDir": ".",
-      "outDir": "lib",
-      "baseUrl": "./",
-      
-      "paths": {
-          "@dolittle/runtime.contracts.web": ["index.ts"]
-      },
-      "sourceRoot": "./"
-    },
-    "exclude": ["**/*.d.ts", "node_modules"],
-    "include": ["**/*.ts", "**/*.js"]
-  }
\ No newline at end of file
diff --git a/Generation/Fundamentals/JavaScript/package.json b/Generation/JavaScript/Fundamentals/package.json
similarity index 87%
rename from Generation/Fundamentals/JavaScript/package.json
rename to Generation/JavaScript/Fundamentals/package.json
index d681ae7..6b73a45 100644
--- a/Generation/Fundamentals/JavaScript/package.json
+++ b/Generation/JavaScript/Fundamentals/package.json
@@ -30,7 +30,7 @@
     "types": "index.d.ts",
     "typings": "index.d.ts",
     "scripts": {
-        "build": "dolittle_proto_build grpc-node -I../../../Source  ../../../Source/Fundamentals",
+        "build": "dolittle_proto_build grpc-node --skip-empty-files -O. -RFundamentals/: -I../../../Source ../../../Source/Fundamentals",
         "prepublish": "yarn build"
     },
     "dependencies": {
diff --git a/Generation/Runtime/JavaScript/tsconfig.json b/Generation/JavaScript/Fundamentals/tsconfig.json
similarity index 97%
rename from Generation/Runtime/JavaScript/tsconfig.json
rename to Generation/JavaScript/Fundamentals/tsconfig.json
index 0a9a7b5..0e556f1 100644
--- a/Generation/Runtime/JavaScript/tsconfig.json
+++ b/Generation/JavaScript/Fundamentals/tsconfig.json
@@ -4,7 +4,6 @@
       "rootDir": ".",
       "outDir": "lib",
       "baseUrl": "./",
-      
       "paths": {
           "@dolittle/runtime.contracts": ["index.ts"]
       },
diff --git a/Generation/Runtime/JavaScript/package.json b/Generation/JavaScript/Runtime/package.json
similarity index 84%
rename from Generation/Runtime/JavaScript/package.json
rename to Generation/JavaScript/Runtime/package.json
index ee22bd4..173f860 100644
--- a/Generation/Runtime/JavaScript/package.json
+++ b/Generation/JavaScript/Runtime/package.json
@@ -30,7 +30,7 @@
     "types": "index.d.ts",
     "typings": "index.d.ts",
     "scripts": {
-        "build": "dolittle_proto_build grpc-node -I../../../Source  ../../../Source/Fundamentals ../../../Source/Runtime",
+        "build": "dolittle_proto_build grpc-node --skip-empty-files -O. -RFundamentals/:pkg=@dolittle/contracts/: -RRuntime/: -I../../../Source ../../../Source/Runtime",
         "prepublish": "yarn build"
     },
     "dependencies": {
diff --git a/Generation/Fundamentals/JavaScript/tsconfig.json b/Generation/JavaScript/Runtime/tsconfig.json
similarity index 100%
rename from Generation/Fundamentals/JavaScript/tsconfig.json
rename to Generation/JavaScript/Runtime/tsconfig.json
diff --git a/Generation/package.json b/Generation/JavaScript/package.json
similarity index 55%
rename from Generation/package.json
rename to Generation/JavaScript/package.json
index d0c3e2c..3453081 100644
--- a/Generation/package.json
+++ b/Generation/JavaScript/package.json
@@ -1,11 +1,11 @@
 {
   "private": true,
   "workspaces": [
-    "Fundamentals/*",
-    "Runtime/*"
+    "Fundamentals",
+    "Runtime"
   ],
   "devDependencies": {
-    "@dolittle/protobuf.build": "2.0.6",
+    "@dolittle/protobuf.build": "3.1.2",
     "typescript": "^3.8.3"
   }
 }
\ No newline at end of file
diff --git a/Generation/tsconfig.settings.json b/Generation/JavaScript/tsconfig.settings.json
similarity index 100%
rename from Generation/tsconfig.settings.json
rename to Generation/JavaScript/tsconfig.settings.json
diff --git a/Generation/Runtime/JavaScript.Web/package.json b/Generation/Runtime/JavaScript.Web/package.json
deleted file mode 100644
index afb0231..0000000
--- a/Generation/Runtime/JavaScript.Web/package.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-    "name": "@dolittle/runtime.contracts.web",
-    "description": "Grpc services for Dolittle Runtime for grpc-web",
-    "version": "0.0.0",
-    "homepage": "https://dolittle.io",
-    "author": "Dolittle",
-    "license": "MIT",
-    "repository": {
-        "type": "git",
-        "url": "https://github.com/dolittle-runtime/contracts.git"
-    },
-    "bugs": {
-        "url": "https://github.com/dolittle/home/issues"
-    },
-    "keywords": [
-        "dolittle",
-        "grpc"
-    ],
-    "publishConfig": {
-        "access": "public"
-    },
-    "files": [
-        "lib",
-        "package.json",
-        "**/*.d.ts",
-        "**/*.ts",
-        "**/*.js"
-    ],
-    "main": "lib/index.js",
-    "types": "index.d.ts",
-    "typings": "index.d.ts",
-    "scripts": {
-        "build": "dolittle_proto_build grpc-web -I../../../Source ../../../Source/Fundamentals ../../../Source/Runtime",
-        "prepublish": "yarn build"
-    },
-    "dependencies": {
-        "@types/google-protobuf": "^3.2.7",
-        "google-protobuf": "^3.11.4",
-        "grpc-web": "^1.0.7"
-    }
-}
diff --git a/Generation/Runtime/JavaScript.Web/tsconfig.json b/Generation/Runtime/JavaScript.Web/tsconfig.json
deleted file mode 100644
index 29b10d1..0000000
--- a/Generation/Runtime/JavaScript.Web/tsconfig.json
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-    "extends": "../../tsconfig.settings.json",
-    "compilerOptions": {
-      "rootDir": ".",
-      "outDir": "lib",
-      "baseUrl": "./",
-      
-      "paths": {
-          "@dolittle/runtime.contracts.web": ["index.ts"]
-      },
-      "sourceRoot": "./"
-    },
-    "exclude": ["**/*.d.ts", "node_modules"],
-    "include": ["**/*.ts", "**/*.js"]
-  }
\ No newline at end of file

From bc6fce4c5d91917d35e9fd3b09525bdcb6675dec Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 17:03:33 +0100
Subject: [PATCH 23/50] Fix tsconfig.jsons

---
 Generation/JavaScript/Fundamentals/tsconfig.json | 5 ++---
 Generation/JavaScript/Runtime/tsconfig.json      | 5 ++---
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/Generation/JavaScript/Fundamentals/tsconfig.json b/Generation/JavaScript/Fundamentals/tsconfig.json
index 0e556f1..deda1c2 100644
--- a/Generation/JavaScript/Fundamentals/tsconfig.json
+++ b/Generation/JavaScript/Fundamentals/tsconfig.json
@@ -1,13 +1,12 @@
 {
-    "extends": "../../tsconfig.settings.json",
+    "extends": "../tsconfig.settings.json",
     "compilerOptions": {
       "rootDir": ".",
       "outDir": "lib",
       "baseUrl": "./",
       "paths": {
           "@dolittle/runtime.contracts": ["index.ts"]
-      },
-      "sourceRoot": "./"
+      }
     },
     "exclude": ["**/*.d.ts", "node_modules"],
     "include": ["**/*.ts", "**/*.js"]
diff --git a/Generation/JavaScript/Runtime/tsconfig.json b/Generation/JavaScript/Runtime/tsconfig.json
index 0a9a7b5..dc5256b 100644
--- a/Generation/JavaScript/Runtime/tsconfig.json
+++ b/Generation/JavaScript/Runtime/tsconfig.json
@@ -1,5 +1,5 @@
 {
-    "extends": "../../tsconfig.settings.json",
+    "extends": "../tsconfig.settings.json",
     "compilerOptions": {
       "rootDir": ".",
       "outDir": "lib",
@@ -7,8 +7,7 @@
       
       "paths": {
           "@dolittle/runtime.contracts": ["index.ts"]
-      },
-      "sourceRoot": "./"
+      }
     },
     "exclude": ["**/*.d.ts", "node_modules"],
     "include": ["**/*.ts", "**/*.js"]

From 67ad29274a7730d3f9331ec3b8a4c7a4fe746421 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 17:28:46 +0100
Subject: [PATCH 24/50] Use right dependencies

---
 Generation/JavaScript/Fundamentals/package.json | 6 +++---
 Generation/JavaScript/Runtime/package.json      | 6 +++---
 Generation/JavaScript/package.json              | 2 +-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/Generation/JavaScript/Fundamentals/package.json b/Generation/JavaScript/Fundamentals/package.json
index 6b73a45..1f451c7 100644
--- a/Generation/JavaScript/Fundamentals/package.json
+++ b/Generation/JavaScript/Fundamentals/package.json
@@ -34,8 +34,8 @@
         "prepublish": "yarn build"
     },
     "dependencies": {
-        "@grpc/grpc-js": "^1.2.0",
-        "@types/google-protobuf": "^3.2.7",
-        "google-protobuf": "^3.11.4"
+        "@types/google-protobuf": "3.7.4",
+        "@grpc/grpc-js": "1.2.12",
+        "google-protobuf": "3.15.6"
     }
 }
diff --git a/Generation/JavaScript/Runtime/package.json b/Generation/JavaScript/Runtime/package.json
index 173f860..d3471e2 100644
--- a/Generation/JavaScript/Runtime/package.json
+++ b/Generation/JavaScript/Runtime/package.json
@@ -34,8 +34,8 @@
         "prepublish": "yarn build"
     },
     "dependencies": {
-        "@grpc/grpc-js": "^1.2.0",
-        "@types/google-protobuf": "^3.2.7",
-        "google-protobuf": "^3.11.4"
+        "@types/google-protobuf": "3.7.4",
+        "@grpc/grpc-js": "1.2.12",
+        "google-protobuf": "3.15.6"
     }
 }
diff --git a/Generation/JavaScript/package.json b/Generation/JavaScript/package.json
index 3453081..05508a8 100644
--- a/Generation/JavaScript/package.json
+++ b/Generation/JavaScript/package.json
@@ -5,7 +5,7 @@
     "Runtime"
   ],
   "devDependencies": {
-    "@dolittle/protobuf.build": "3.1.2",
+    "@dolittle/protobuf.build": "3.1.3",
     "typescript": "^3.8.3"
   }
 }
\ No newline at end of file

From 37a52747267e6cb45660f1e07e5e0563dc074b27 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 17:35:00 +0100
Subject: [PATCH 25/50] Fix package.json config

---
 Generation/JavaScript/Fundamentals/package.json | 10 ----------
 Generation/JavaScript/Runtime/package.json      | 10 ----------
 2 files changed, 20 deletions(-)

diff --git a/Generation/JavaScript/Fundamentals/package.json b/Generation/JavaScript/Fundamentals/package.json
index 1f451c7..3e37b8c 100644
--- a/Generation/JavaScript/Fundamentals/package.json
+++ b/Generation/JavaScript/Fundamentals/package.json
@@ -19,16 +19,6 @@
     "publishConfig": {
         "access": "public"
     },
-    "files": [
-        "lib",
-        "package.json",
-        "**/*.d.ts",
-        "**/*.ts",
-        "**/*.js"
-    ],
-    "main": "lib/index.js",
-    "types": "index.d.ts",
-    "typings": "index.d.ts",
     "scripts": {
         "build": "dolittle_proto_build grpc-node --skip-empty-files -O. -RFundamentals/: -I../../../Source ../../../Source/Fundamentals",
         "prepublish": "yarn build"
diff --git a/Generation/JavaScript/Runtime/package.json b/Generation/JavaScript/Runtime/package.json
index d3471e2..17acf4f 100644
--- a/Generation/JavaScript/Runtime/package.json
+++ b/Generation/JavaScript/Runtime/package.json
@@ -19,16 +19,6 @@
     "publishConfig": {
         "access": "public"
     },
-    "files": [
-        "lib",
-        "package.json",
-        "**/*.d.ts",
-        "**/*.ts",
-        "**/*.js"
-    ],
-    "main": "lib/index.js",
-    "types": "index.d.ts",
-    "typings": "index.d.ts",
     "scripts": {
         "build": "dolittle_proto_build grpc-node --skip-empty-files -O. -RFundamentals/:pkg=@dolittle/contracts/: -RRuntime/: -I../../../Source ../../../Source/Runtime",
         "prepublish": "yarn build"

From a01ba913b2b60943a92ad54ba5a1e9af7ef58054 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 17:51:56 +0100
Subject: [PATCH 26/50] Update workflow to work with new generated contracts

---
 .github/workflows/ci.yml | 64 ++++++++++++----------------------------
 1 file changed, 19 insertions(+), 45 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6e8c43f..d5ca0ec 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,6 @@ jobs:
       pr-url: ${{ steps.context.outputs.pr-url }}
       version: ${{ steps.increment-version.outputs.next-version }}
       release-type: ${{ steps.context.outputs.release-type }}
-
     steps:
       - uses: actions/checkout@v2
       - name: Establish context
@@ -40,7 +39,6 @@ jobs:
     name: .Net Build
     runs-on: ubuntu-latest
     needs: context
-
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-dotnet@v1
@@ -48,7 +46,6 @@ jobs:
           dotnet-version: "3.1.x"
       - run: dotnet build -c Release
 
-  
   java-script-build:
     name: JavaScript Build
     runs-on: ubuntu-latest
@@ -59,32 +56,21 @@ jobs:
       with:
         node-version: 12.x
         registry-url: 'https://registry.npmjs.org'
-    - uses: arduino/setup-protoc@master
-      with:
-        version: '3.11.2'
     - name: Install dependencies
-      working-directory: ./Generation
+      working-directory: ./Generation/JavaScript
       run: yarn
-
     - name: Build Fundamentals
-      working-directory: ./Generation/Fundamentals/JavaScript
+      working-directory: ./Generation/JavaScript/Fundamentals
       run: yarn build
-    # - name: Build Fundamentals - Web
-    #   working-directory: ./Generation/Fundamentals/JavaScript.Web
-    #   run: yarn build
     - name: Build Runtime
-      working-directory: ./Generation/Runtime/JavaScript
+      working-directory: ./Generation/JavaScript/Runtime
       run: yarn build
-    # - name: Build Runtime - Web
-    #   working-directory: ./Generation/Runtime/JavaScript.Web
-    #   run: yarn build
 
   release:
     name: Release
     runs-on: ubuntu-latest
     needs: [dot-net-build, context]
     if: ${{ needs.context.outputs.should-publish == 'true' }}
-
     steps:
       - uses: actions/checkout@v2
       - name: Prepend to Changelog
@@ -108,7 +94,6 @@ jobs:
     runs-on: ubuntu-latest
     needs: [context, dot-net-build]
     if: ${{ needs.context.outputs.should-publish == 'true' }}
-
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-dotnet@v1
@@ -131,49 +116,38 @@ jobs:
       with:
         node-version: 12.x
         registry-url: 'https://registry.npmjs.org'
-    - uses: arduino/setup-protoc@master
-      with:
-        version: '3.11.2'
     - name: Install dependencies
-      working-directory: ./Generation
+      working-directory: ./Generation/JavaScript
       run: yarn
-
-    - name: Parse semver string
-      uses: booxmedialtd/ws-action-parse-semver@v1
-      id: semver_parser
-      with:
-        input_string: ${{ needs.context.outputs.version }}
-
     - name: Build Fundamentals
-      working-directory: ./Generation/Fundamentals/JavaScript
+      working-directory: ./Generation/JavaScript/Fundamentals
       run: yarn build
     - name: Update Fundamentals version
-      working-directory: ./Generation/Fundamentals/JavaScript
+      working-directory: ./Generation/JavaScript/Fundamentals
       run: npm version ${{ needs.context.outputs.version }}
-
-    # - name: Build Fundamentals - Web
-    #   working-directory: ./Generation/Fundamentals/JavaScript.Web
-    #   run: yarn build
-
     - name: Build Runtime
-      working-directory: ./Generation/Runtime/JavaScript
+      working-directory: ./Generation/JavaScript/Runtime
       run: yarn build
+    - name: Add Fundamentals as dependency of Runtime
+      working-directory: ./Generation/JavaScript/Runtime
+      run: jq '.dependencies["@dolittle/contracts"] = "${{ needs.context.outputs.version }}"' package.json > package.json.tmp && mv package.json.tmp package.json
     - name: Update Runtime version
-      working-directory: ./Generation/Runtime/JavaScript
+      working-directory: ./Generation/JavaScript/Runtime
       run: npm version ${{ needs.context.outputs.version }}
-
-    # - name: Build Runtime - Web
-    #   working-directory: ./Generation/Runtime/JavaScript.Web
-    #   run: yarn build
-
+    - name: Extract tag from version
+      uses: actions-ecosystem/action-regex-match@v2
+      id: tag_regex
+      with:
+        text: ${{ needs.context.outputs.version }}
+        regex: '^\d+\.\d+.\d+-([^.]+)\.\d+$'
     - name: Publish Fundamentals
       working-directory: ./Generation/Fundamentals/JavaScript
-      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.semver_parser.outputs.prerelease || 'latest' }}
+      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.tag_regex.outputs.group1 || 'latest' }}
       env:
         NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
     - name: Publish Runtime
       working-directory: ./Generation/Runtime/JavaScript
-      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.semver_parser.outputs.prerelease || 'latest' }}
+      run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.tag_regex.outputs.group1 || 'latest' }}
       env:
         NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 

From 9e14cd72cf5d00d0f0dc5b62ee7ac73b65404af2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 17:55:07 +0100
Subject: [PATCH 27/50] Fix moved CSharp directories

---
 .github/workflows/ci.yml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d5ca0ec..2ae9b36 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -45,6 +45,7 @@ jobs:
         with:
           dotnet-version: "3.1.x"
       - run: dotnet build -c Release
+        working-directory: ./Generation/CSharp
 
   java-script-build:
     name: JavaScript Build
@@ -100,9 +101,12 @@ jobs:
         with:
           dotnet-version: "3.1.x"
       - run: dotnet build
+        working-directory: ./Generation/CSharp
       - name: Create packages
+        working-directory: ./Generation/CSharp
         run: dotnet pack --configuration Release -o Artifacts/NuGet /p:PackageVersion=${{ needs.context.outputs.version }} -p:IncludeSymbols=true -p:SymbolPackageFormat=snupkg -p:NoDefaultExcludes=true
       - name: Push NuGet packages
+        working-directory: ./Generation/CSharp
         run: dotnet nuget push 'Artifacts/NuGet/*.nupkg' --skip-duplicate --api-key ${{ secrets.NUGET_API_KEY }} --source https://api.nuget.org/v3/index.json
 
   java-script-release:

From 1439989b74823208736d20c774f8e34cb72ff50f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 17:57:43 +0100
Subject: [PATCH 28/50] Try node version 14 for fs/promises

---
 .github/workflows/ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2ae9b36..98e8e4a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -55,7 +55,7 @@ jobs:
     - uses: actions/checkout@v2
     - uses: actions/setup-node@v1
       with:
-        node-version: 12.x
+        node-version: 14.x
         registry-url: 'https://registry.npmjs.org'
     - name: Install dependencies
       working-directory: ./Generation/JavaScript
@@ -118,7 +118,7 @@ jobs:
     - uses: actions/checkout@v2
     - uses: actions/setup-node@v1
       with:
-        node-version: 12.x
+        node-version: 14.x
         registry-url: 'https://registry.npmjs.org'
     - name: Install dependencies
       working-directory: ./Generation/JavaScript

From b17c6defe37fe1206e686608f239b666ceb4201a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 23:06:45 +0100
Subject: [PATCH 29/50] Add go_package to protofiles

---
 Source/Fundamentals/Artifacts/Artifact.proto              | 1 +
 Source/Fundamentals/Execution/ExecutionContext.proto      | 1 +
 Source/Fundamentals/Protobuf/Failure.proto                | 1 +
 Source/Fundamentals/Protobuf/Uuid.proto                   | 1 +
 Source/Fundamentals/Security/Claim.proto                  | 1 +
 Source/Fundamentals/Services/CallContext.proto            | 1 +
 Source/Fundamentals/Services/Ping.proto                   | 1 +
 Source/Fundamentals/Services/ReverseCallContext.proto     | 1 +
 Source/Fundamentals/Versioning/Version.proto              | 1 +
 Source/Runtime/EventHorizon/Consumer.proto                | 1 +
 Source/Runtime/EventHorizon/Subscriptions.proto           | 1 +
 Source/Runtime/Events.Processing/EventHandlers.proto      | 1 +
 Source/Runtime/Events.Processing/Filters.proto            | 1 +
 Source/Runtime/Events.Processing/PartitionedFilters.proto | 1 +
 Source/Runtime/Events.Processing/Processors.proto         | 1 +
 Source/Runtime/Events.Processing/Projections.proto        | 1 +
 Source/Runtime/Events.Processing/PublicFilters.proto      | 1 +
 Source/Runtime/Events.Processing/StreamEvent.proto        | 1 +
 Source/Runtime/Events/Aggregate.proto                     | 1 +
 Source/Runtime/Events/Committed.proto                     | 1 +
 Source/Runtime/Events/EventStore.proto                    | 1 +
 Source/Runtime/Events/Uncommitted.proto                   | 1 +
 22 files changed, 22 insertions(+)

diff --git a/Source/Fundamentals/Artifacts/Artifact.proto b/Source/Fundamentals/Artifacts/Artifact.proto
index b5f1231..937ed7d 100644
--- a/Source/Fundamentals/Artifacts/Artifact.proto
+++ b/Source/Fundamentals/Artifacts/Artifact.proto
@@ -8,6 +8,7 @@ import "Fundamentals/Protobuf/Uuid.proto";
 package dolittle.artifacts;
 
 option csharp_namespace = "Dolittle.Artifacts.Contracts";
+option go_package = "go.dolittle.io/contracts/artifacts";
 
 message Artifact {
     protobuf.Uuid id = 1;
diff --git a/Source/Fundamentals/Execution/ExecutionContext.proto b/Source/Fundamentals/Execution/ExecutionContext.proto
index 8d9855f..000aa91 100644
--- a/Source/Fundamentals/Execution/ExecutionContext.proto
+++ b/Source/Fundamentals/Execution/ExecutionContext.proto
@@ -10,6 +10,7 @@ import "Fundamentals/Versioning/Version.proto";
 package dolittle.execution;
 
 option csharp_namespace = "Dolittle.Execution.Contracts";
+option go_package = "go.dolittle.io/contracts/execution";
 
 message ExecutionContext {
     protobuf.Uuid microserviceId = 1;
diff --git a/Source/Fundamentals/Protobuf/Failure.proto b/Source/Fundamentals/Protobuf/Failure.proto
index 472eec2..c6939ca 100644
--- a/Source/Fundamentals/Protobuf/Failure.proto
+++ b/Source/Fundamentals/Protobuf/Failure.proto
@@ -8,6 +8,7 @@ import "Fundamentals/Protobuf/Uuid.proto";
 package dolittle.protobuf;
 
 option csharp_namespace = "Dolittle.Protobuf.Contracts";
+option go_package = "go.dolittle.io/contracts/protobuf";
 
 message Failure {
     Uuid id = 1;
diff --git a/Source/Fundamentals/Protobuf/Uuid.proto b/Source/Fundamentals/Protobuf/Uuid.proto
index 38146b1..7af073b 100644
--- a/Source/Fundamentals/Protobuf/Uuid.proto
+++ b/Source/Fundamentals/Protobuf/Uuid.proto
@@ -6,6 +6,7 @@ syntax = "proto3";
 package dolittle.protobuf;
 
 option csharp_namespace = "Dolittle.Protobuf.Contracts";
+option go_package = "go.dolittle.io/contracts/protobuf";
 
 message Uuid {
     bytes value = 1;
diff --git a/Source/Fundamentals/Security/Claim.proto b/Source/Fundamentals/Security/Claim.proto
index b43f4d7..2bb9178 100644
--- a/Source/Fundamentals/Security/Claim.proto
+++ b/Source/Fundamentals/Security/Claim.proto
@@ -6,6 +6,7 @@ syntax = "proto3";
 package dolittle.security;
 
 option csharp_namespace = "Dolittle.Security.Contracts";
+option go_package = "go.dolittle.io/contracts/security";
 
 message Claim {
     string key = 1;
diff --git a/Source/Fundamentals/Services/CallContext.proto b/Source/Fundamentals/Services/CallContext.proto
index 57dce8a..67e5646 100644
--- a/Source/Fundamentals/Services/CallContext.proto
+++ b/Source/Fundamentals/Services/CallContext.proto
@@ -9,6 +9,7 @@ import "Fundamentals/Protobuf/Uuid.proto";
 package dolittle.services;
 
 option csharp_namespace = "Dolittle.Services.Contracts";
+option go_package = "go.dolittle.io/contracts/services";
 
 message CallRequestContext {
     execution.ExecutionContext executionContext = 1;
diff --git a/Source/Fundamentals/Services/Ping.proto b/Source/Fundamentals/Services/Ping.proto
index 8842d57..bce6ad5 100644
--- a/Source/Fundamentals/Services/Ping.proto
+++ b/Source/Fundamentals/Services/Ping.proto
@@ -6,6 +6,7 @@ syntax = "proto3";
 package dolittle.services;
 
 option csharp_namespace = "Dolittle.Services.Contracts";
+option go_package = "go.dolittle.io/contracts/services";
 
 message Ping {
 
diff --git a/Source/Fundamentals/Services/ReverseCallContext.proto b/Source/Fundamentals/Services/ReverseCallContext.proto
index 2ba0294..ad8d760 100644
--- a/Source/Fundamentals/Services/ReverseCallContext.proto
+++ b/Source/Fundamentals/Services/ReverseCallContext.proto
@@ -10,6 +10,7 @@ import "google/protobuf/duration.proto";
 package dolittle.services;
 
 option csharp_namespace = "Dolittle.Services.Contracts";
+option go_package = "go.dolittle.io/contracts/services";
 
 message ReverseCallArgumentsContext {
     execution.ExecutionContext executionContext = 1;
diff --git a/Source/Fundamentals/Versioning/Version.proto b/Source/Fundamentals/Versioning/Version.proto
index e33a728..aaa088b 100644
--- a/Source/Fundamentals/Versioning/Version.proto
+++ b/Source/Fundamentals/Versioning/Version.proto
@@ -6,6 +6,7 @@ syntax = "proto3";
 package dolittle.versioning;
 
 option csharp_namespace = "Dolittle.Versioning.Contracts";
+option go_package = "go.dolittle.io/contracts/versioning";
 
 message Version {
     int32 major = 1;
diff --git a/Source/Runtime/EventHorizon/Consumer.proto b/Source/Runtime/EventHorizon/Consumer.proto
index 151bad4..d86a96d 100644
--- a/Source/Runtime/EventHorizon/Consumer.proto
+++ b/Source/Runtime/EventHorizon/Consumer.proto
@@ -13,6 +13,7 @@ import "Runtime/Events/Committed.proto";
 package dolittle.runtime.eventhorizon;
 
 option csharp_namespace = "Dolittle.Runtime.EventHorizon.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/eventhorizon";
 
 message EventHorizonEvent {
     uint64 streamSequenceNumber = 1;
diff --git a/Source/Runtime/EventHorizon/Subscriptions.proto b/Source/Runtime/EventHorizon/Subscriptions.proto
index f59e645..d6c1afc 100644
--- a/Source/Runtime/EventHorizon/Subscriptions.proto
+++ b/Source/Runtime/EventHorizon/Subscriptions.proto
@@ -10,6 +10,7 @@ import "Fundamentals/Protobuf/Failure.proto";
 package dolittle.runtime.eventhorizon;
 
 option csharp_namespace = "Dolittle.Runtime.EventHorizon.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/eventhorizon";
 
 message SubscriptionResponse {
     protobuf.Failure failure = 1;
diff --git a/Source/Runtime/Events.Processing/EventHandlers.proto b/Source/Runtime/Events.Processing/EventHandlers.proto
index 7aa4bce..11a4f7f 100644
--- a/Source/Runtime/Events.Processing/EventHandlers.proto
+++ b/Source/Runtime/Events.Processing/EventHandlers.proto
@@ -14,6 +14,7 @@ import "Runtime/Events.Processing/Processors.proto";
 package dolittle.runtime.events.processing;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events/processing";
 
 message EventHandlerRegistrationRequest {
     services.ReverseCallArgumentsContext callContext = 1;
diff --git a/Source/Runtime/Events.Processing/Filters.proto b/Source/Runtime/Events.Processing/Filters.proto
index 89f3afe..39c6ca9 100644
--- a/Source/Runtime/Events.Processing/Filters.proto
+++ b/Source/Runtime/Events.Processing/Filters.proto
@@ -15,6 +15,7 @@ import "Runtime/Events.Processing/PublicFilters.proto";
 package dolittle.runtime.events.processing;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events/processing";
 
 message FilterRegistrationResponse {
     protobuf.Failure failure = 1;
diff --git a/Source/Runtime/Events.Processing/PartitionedFilters.proto b/Source/Runtime/Events.Processing/PartitionedFilters.proto
index 0163b31..3474bfc 100644
--- a/Source/Runtime/Events.Processing/PartitionedFilters.proto
+++ b/Source/Runtime/Events.Processing/PartitionedFilters.proto
@@ -11,6 +11,7 @@ import "Runtime/Events.Processing/Processors.proto";
 package dolittle.runtime.events.processing;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events/processing";
 
 message PartitionedFilterRegistrationRequest {
     services.ReverseCallArgumentsContext callContext = 1;
diff --git a/Source/Runtime/Events.Processing/Processors.proto b/Source/Runtime/Events.Processing/Processors.proto
index 560cb5d..399356d 100644
--- a/Source/Runtime/Events.Processing/Processors.proto
+++ b/Source/Runtime/Events.Processing/Processors.proto
@@ -13,6 +13,7 @@ import "google/protobuf/duration.proto";
 package dolittle.runtime.events.processing;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events/processing";
 
 message ProcessorFailure {
     string reason = 1;
diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 3eb47d7..454d692 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -14,6 +14,7 @@ import "Runtime/Events.Processing/Processors.proto";
 package dolittle.runtime.events.processing;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events/processing";
 
 enum ProjectionEventKeySelectorType {
     EVENT_SOURCE_ID = 0;
diff --git a/Source/Runtime/Events.Processing/PublicFilters.proto b/Source/Runtime/Events.Processing/PublicFilters.proto
index d844bd9..16b6912 100644
--- a/Source/Runtime/Events.Processing/PublicFilters.proto
+++ b/Source/Runtime/Events.Processing/PublicFilters.proto
@@ -11,6 +11,7 @@ import "Runtime/Events.Processing/PartitionedFilters.proto";
 package dolittle.runtime.events.processing;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events/processing";
 
 message PublicFilterRegistrationRequest {
     services.ReverseCallArgumentsContext callContext = 1;
diff --git a/Source/Runtime/Events.Processing/StreamEvent.proto b/Source/Runtime/Events.Processing/StreamEvent.proto
index 19bf3e1..0ef1fb5 100644
--- a/Source/Runtime/Events.Processing/StreamEvent.proto
+++ b/Source/Runtime/Events.Processing/StreamEvent.proto
@@ -9,6 +9,7 @@ import "Runtime/Events/Committed.proto";
 package dolittle.runtime.events.processing;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events/processing";
 
 message StreamEvent {
     runtime.events.CommittedEvent event = 1;
diff --git a/Source/Runtime/Events/Aggregate.proto b/Source/Runtime/Events/Aggregate.proto
index 0f90dc1..51a68dd 100644
--- a/Source/Runtime/Events/Aggregate.proto
+++ b/Source/Runtime/Events/Aggregate.proto
@@ -8,6 +8,7 @@ import "Fundamentals/Protobuf/Uuid.proto";
 package dolittle.runtime.events;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events";
 
 message Aggregate {
     protobuf.Uuid eventSourceId = 1;
diff --git a/Source/Runtime/Events/Committed.proto b/Source/Runtime/Events/Committed.proto
index 44ad071..9ba3bfb 100644
--- a/Source/Runtime/Events/Committed.proto
+++ b/Source/Runtime/Events/Committed.proto
@@ -11,6 +11,7 @@ import "google/protobuf/timestamp.proto";
 package dolittle.runtime.events;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events";
 
 message CommittedEvent {
     uint64 eventLogSequenceNumber = 1; 
diff --git a/Source/Runtime/Events/EventStore.proto b/Source/Runtime/Events/EventStore.proto
index 4097558..34a5195 100644
--- a/Source/Runtime/Events/EventStore.proto
+++ b/Source/Runtime/Events/EventStore.proto
@@ -12,6 +12,7 @@ import "Runtime/Events/Uncommitted.proto";
 package dolittle.runtime.events;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events";
 
 message CommitEventsRequest {
     services.CallRequestContext callContext = 1; 
diff --git a/Source/Runtime/Events/Uncommitted.proto b/Source/Runtime/Events/Uncommitted.proto
index 7584c05..e446232 100644
--- a/Source/Runtime/Events/Uncommitted.proto
+++ b/Source/Runtime/Events/Uncommitted.proto
@@ -9,6 +9,7 @@ import "Fundamentals/Protobuf/Uuid.proto";
 package dolittle.runtime.events;
 
 option csharp_namespace = "Dolittle.Runtime.Events.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/events";
 
 message UncommittedEvent {
     artifacts.Artifact artifact = 1;

From 97140f12a392a0b8d3cd8943e60096bde06e15f6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 23:26:37 +0100
Subject: [PATCH 30/50] Add a Go build job (just to see if we have sed)

---
 .github/workflows/ci.yml | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 98e8e4a..f909352 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -67,6 +67,17 @@ jobs:
       working-directory: ./Generation/JavaScript/Runtime
       run: yarn build
 
+  golang-build:
+    name: Go Build
+    runs-on: ubuntu-latest
+    needs: context
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-go@v2
+      with:
+        go-version: '1.16.2'
+    - run: which sed
+
   release:
     name: Release
     runs-on: ubuntu-latest

From db5d80e26a5e9fe1f5a681fe4a080c5add54a410 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 23:48:08 +0100
Subject: [PATCH 31/50] Add go generate.sh script

---
 .github/workflows/ci.yml  |  4 +++-
 .gitignore                |  5 ++++-
 Generation/Go/generate.sh | 47 +++++++++++++++++++++++++++++++++++++++
 3 files changed, 54 insertions(+), 2 deletions(-)
 create mode 100755 Generation/Go/generate.sh

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f909352..662dfae 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -76,7 +76,9 @@ jobs:
     - uses: actions/setup-go@v2
       with:
         go-version: '1.16.2'
-    - run: which sed
+    - name: Generate code
+      working-directory: ./Generation/Go
+      run: ./generate.sh
 
   release:
     name: Release
diff --git a/.gitignore b/.gitignore
index c4f1d1a..778f5ee 100644
--- a/.gitignore
+++ b/.gitignore
@@ -355,9 +355,12 @@ package-json.lock
 *.cs
 *.ts
 
+!Source/**/Artifacts
+
 Generation/JavaScript/Fundamentals/**
 Generation/JavaScript/Runtime/**
 !Generation/JavaScript/**/package.json
 !Generation/JavaScript/**/tsconfig.json
 
-!Source/**/Artifacts
\ No newline at end of file
+Generation/Go/*
+!Generation/Go/generate.sh
diff --git a/Generation/Go/generate.sh b/Generation/Go/generate.sh
new file mode 100755
index 0000000..577eb22
--- /dev/null
+++ b/Generation/Go/generate.sh
@@ -0,0 +1,47 @@
+#!/bin/bash
+
+VERSION_PATTERN='^([0-9]+)\.[0-9]+\.[0-9]+(-[^\.]+\.[0-9]+)?$'
+if [[ ! "$1" =~ $VERSION_PATTERN ]]; then
+    echo "Error: Could not parse $1 as a semantic version."
+    exit 1
+fi
+MAJOR_VERSION="${BASH_REMATCH[1]}"
+
+clean_directory () {
+    if [[ -e "$1" ]]; then
+        rm -r "$1"
+    fi
+    mkdir -p "$1"
+}
+
+echo "Adding major version $MAJOR_VERSION in package paths..."
+clean_directory "./versioned"
+SOURCE_DIRECTORY='../../Source'
+PACKAGE_PATTERN='^(option go_package = "go.dolittle.io\/contracts)(\/[^"]*";)$'
+find "$SOURCE_DIRECTORY" -name '*.proto' | while read PROTOFILE; do
+    if ! egrep -q "$PACKAGE_PATTERN" "$PROTOFILE"; then
+        echo "Error: go_package was not found in $PROTOFILE. Will stop to not publish wrong package version."
+        exit 1
+    fi
+    OUTFILE="./versioned/$(realpath --relative-to="$SOURCE_DIRECTORY" "$PROTOFILE")"
+    mkdir -p $(dirname "$OUTFILE")
+    sed -r "s/$PACKAGE_PATTERN/\1\/v$MAJOR_VERSION\2/g" "./$PROTOFILE" > "$OUTFILE"
+    echo "Added major version for $PROTOFILE"
+done
+
+echo "Generating Go code..."
+clean_directory "./generated"
+find ./versioned -name '*.proto' | while read PROTOFILE; do
+    protoc  --proto_path=./versioned \
+            --go_out=./generated --go_opt=module="go.dolittle.io/contracts/v$MAJOR_VERSION" \
+            --go-grpc_out=./generated --go-grpc_opt=module="go.dolittle.io/contracts/v$MAJOR_VERSION" \
+            "$PROTOFILE"
+    echo "Generated code Go for $PROTOFILE"
+done
+
+echo "Initializing Go module and resolving dependencies..."
+cd ./generated
+go mod init "go.dolittle.io/contracts/v$MAJOR_VERSION"
+go mod tidy
+go build -v ./...
+cd ..

From 2f7b939c18c5a175cac09a091adfcef703fabe63 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 23:55:18 +0100
Subject: [PATCH 32/50] Allow generation when not publishing

---
 Generation/Go/generate.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Generation/Go/generate.sh b/Generation/Go/generate.sh
index 577eb22..2ca7117 100755
--- a/Generation/Go/generate.sh
+++ b/Generation/Go/generate.sh
@@ -1,11 +1,15 @@
 #!/bin/bash
 
 VERSION_PATTERN='^([0-9]+)\.[0-9]+\.[0-9]+(-[^\.]+\.[0-9]+)?$'
-if [[ ! "$1" =~ $VERSION_PATTERN ]]; then
+if [[ -z "$1" ]]; then
+    echo "Warning: version not provided - using v0 as major version. This code must not be published!"
+    MAJOR_VERSION="0"
+elif [[ ! "$1" =~ $VERSION_PATTERN ]]; then
     echo "Error: Could not parse $1 as a semantic version."
     exit 1
+else
+    MAJOR_VERSION="${BASH_REMATCH[1]}"
 fi
-MAJOR_VERSION="${BASH_REMATCH[1]}"
 
 clean_directory () {
     if [[ -e "$1" ]]; then

From 3d106af69f0c7831002442e71861145aa9804fb3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sat, 27 Mar 2021 23:58:11 +0100
Subject: [PATCH 33/50] Bail out on failure

---
 Generation/Go/generate.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Generation/Go/generate.sh b/Generation/Go/generate.sh
index 2ca7117..1d5f2fe 100755
--- a/Generation/Go/generate.sh
+++ b/Generation/Go/generate.sh
@@ -1,4 +1,5 @@
 #!/bin/bash
+set -e
 
 VERSION_PATTERN='^([0-9]+)\.[0-9]+\.[0-9]+(-[^\.]+\.[0-9]+)?$'
 if [[ -z "$1" ]]; then

From 788a9992fcb2fa37128dadc8c5f6212ccbce4023 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sun, 28 Mar 2021 00:00:44 +0100
Subject: [PATCH 34/50] Install protoc

---
 .github/workflows/ci.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 662dfae..40e4286 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -76,6 +76,9 @@ jobs:
     - uses: actions/setup-go@v2
       with:
         go-version: '1.16.2'
+    - uses: arduino/setup-protoc@v1
+      with:
+        version: '3.15.6'
     - name: Generate code
       working-directory: ./Generation/Go
       run: ./generate.sh

From 8258a5be7d77db134386bdab300cde6e51b6d7c4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sun, 28 Mar 2021 00:02:01 +0100
Subject: [PATCH 35/50] Install protoc plugins

---
 .github/workflows/ci.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 40e4286..c8a2a88 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -79,6 +79,7 @@ jobs:
     - uses: arduino/setup-protoc@v1
       with:
         version: '3.15.6'
+    - run: go get google.golang.org/protobuf/cmd/protoc-gen-go google.golang.org/grpc/cmd/protoc-gen-go-grpc
     - name: Generate code
       working-directory: ./Generation/Go
       run: ./generate.sh

From 8eb9a1437536b29abbea143f72ad51a49e3ce66a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sun, 28 Mar 2021 00:12:12 +0100
Subject: [PATCH 36/50] Test checking out other repository in workflow

---
 .github/workflows/ci.yml | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c8a2a88..18832b8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -83,6 +83,14 @@ jobs:
     - name: Generate code
       working-directory: ./Generation/Go
       run: ./generate.sh
+    - uses: actions/checkout@v2
+      with:
+        repository: dolittle/Go.Contracts
+        path: ./Generation/Go/output
+    - working-directory: ./Generation/Go/output
+      run: ls -l
+    - working-directory: ./Generation/Go/output
+      run: git log
 
   release:
     name: Release

From b6b4ec19583a530f3c78ea4392b494d1637a0c81 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sun, 28 Mar 2021 00:28:05 +0100
Subject: [PATCH 37/50] Add Go release job

---
 .github/workflows/ci.yml | 47 ++++++++++++++++++++++++++++++++--------
 1 file changed, 38 insertions(+), 9 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 18832b8..037f432 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -82,15 +82,7 @@ jobs:
     - run: go get google.golang.org/protobuf/cmd/protoc-gen-go google.golang.org/grpc/cmd/protoc-gen-go-grpc
     - name: Generate code
       working-directory: ./Generation/Go
-      run: ./generate.sh
-    - uses: actions/checkout@v2
-      with:
-        repository: dolittle/Go.Contracts
-        path: ./Generation/Go/output
-    - working-directory: ./Generation/Go/output
-      run: ls -l
-    - working-directory: ./Generation/Go/output
-      run: git log
+      run: ./generate.sh ${{ needs.context.outputs.version }}
 
   release:
     name: Release
@@ -180,3 +172,40 @@ jobs:
       env:
         NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
 
+  golang-release:
+    name: Go Release
+    runs-on: ubuntu-latest
+    needs: [context, golang-build]
+    if: ${{ needs.context.outputs.should-publish == 'true' }}
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-go@v2
+      with:
+        go-version: '1.16.2'
+    - uses: arduino/setup-protoc@v1
+      with:
+        version: '3.15.6'
+    - run: go get google.golang.org/protobuf/cmd/protoc-gen-go google.golang.org/grpc/cmd/protoc-gen-go-grpc
+    - name: Generate code
+      working-directory: ./Generation/Go
+      run: ./generate.sh ${{ needs.context.outputs.version }}
+    - uses: actions/checkout@v2
+      with:
+        repository: dolittle/Go.Contracts
+        path: ./Generation/Go/output
+    - name: Cleanout old released code
+      working-directory: ./Generation/Go/output
+      run: rm * && git checkout -- README.md LICENSE
+    - name: Copy new generated code
+      working-directory: ./Generation/Go/
+      run: cp -r generated/* output
+    - name: Commit new generated code and tag as release
+      working-directory: ./Generation/Go/output
+      run: |
+        git config user.name "Contracts Release GitHub Actions"
+        git config user.email "contracts-release@dolittle.com"
+        git add .
+        git commit -m "Generated code for ${{ needs.context.outputs.version }}"
+        git tag "v${{ needs.context.outputs.version }}"
+        git push
+        git push --tags

From 5765813bf7575a2ea114343359948163655eb85a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sun, 28 Mar 2021 00:38:34 +0100
Subject: [PATCH 38/50] Add GitHub token for Go.Contracts

---
 .github/workflows/ci.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 037f432..55ad89a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -192,6 +192,7 @@ jobs:
     - uses: actions/checkout@v2
       with:
         repository: dolittle/Go.Contracts
+        token: ${{ secrets.BUILD_PAT }}
         path: ./Generation/Go/output
     - name: Cleanout old released code
       working-directory: ./Generation/Go/output

From 1cd937041a095e8f3cf2fe4c607ebb48f2a1e741 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sun, 28 Mar 2021 00:40:15 +0100
Subject: [PATCH 39/50] Change workflow to only release code if all builds
 succeeded

---
 .github/workflows/ci.yml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 55ad89a..3a6acb2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -87,7 +87,7 @@ jobs:
   release:
     name: Release
     runs-on: ubuntu-latest
-    needs: [dot-net-build, context]
+    needs: [context, dot-net-build, java-script-build, golang-build]
     if: ${{ needs.context.outputs.should-publish == 'true' }}
     steps:
       - uses: actions/checkout@v2
@@ -110,7 +110,7 @@ jobs:
   dot-net-release:
     name: .Net Release
     runs-on: ubuntu-latest
-    needs: [context, dot-net-build]
+    needs: [context, release]
     if: ${{ needs.context.outputs.should-publish == 'true' }}
     steps:
       - uses: actions/checkout@v2
@@ -129,7 +129,7 @@ jobs:
   java-script-release:
     name: JavaScript Release
     runs-on: ubuntu-latest
-    needs: [context, java-script-build]
+    needs: [context, release]
     if: ${{ needs.context.outputs.should-publish == 'true' }}
     steps:
     - uses: actions/checkout@v2
@@ -175,7 +175,7 @@ jobs:
   golang-release:
     name: Go Release
     runs-on: ubuntu-latest
-    needs: [context, golang-build]
+    needs: [context, release]
     if: ${{ needs.context.outputs.should-publish == 'true' }}
     steps:
     - uses: actions/checkout@v2

From 67a641cd48673de9fda3599d24fbe6846de3d6b9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sun, 28 Mar 2021 00:46:27 +0100
Subject: [PATCH 40/50] Fix JS release

---
 .github/workflows/ci.yml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3a6acb2..f8c1243 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -162,12 +162,12 @@ jobs:
         text: ${{ needs.context.outputs.version }}
         regex: '^\d+\.\d+.\d+-([^.]+)\.\d+$'
     - name: Publish Fundamentals
-      working-directory: ./Generation/Fundamentals/JavaScript
+      working-directory: ./Generation/JavaScript/Fundamentals
       run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.tag_regex.outputs.group1 || 'latest' }}
       env:
         NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}
     - name: Publish Runtime
-      working-directory: ./Generation/Runtime/JavaScript
+      working-directory: ./Generation/JavaScript/Runtime
       run: npm publish --tag ${{ needs.context.outputs.release-type == 'prerelease' && steps.tag_regex.outputs.group1 || 'latest' }}
       env:
         NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

From ef4174f0f51fd942f8ff7e84f3fb9f7eb3e5ed49 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sun, 28 Mar 2021 00:50:56 +0100
Subject: [PATCH 41/50] Delete directories when cleaning out Go code

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f8c1243..726a190 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -196,7 +196,7 @@ jobs:
         path: ./Generation/Go/output
     - name: Cleanout old released code
       working-directory: ./Generation/Go/output
-      run: rm * && git checkout -- README.md LICENSE
+      run: rm -r * && git checkout -- README.md LICENSE
     - name: Copy new generated code
       working-directory: ./Generation/Go/
       run: cp -r generated/* output

From 66d97e8585be8303b9b9f1eda79c3a14fe4df436 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Sun, 28 Mar 2021 00:58:53 +0100
Subject: [PATCH 42/50] Allow empty commits when releasing Go

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 726a190..29174cf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -206,7 +206,7 @@ jobs:
         git config user.name "Contracts Release GitHub Actions"
         git config user.email "contracts-release@dolittle.com"
         git add .
-        git commit -m "Generated code for ${{ needs.context.outputs.version }}"
+        git commit --allow-empty -m "Generated code for ${{ needs.context.outputs.version }}"
         git tag "v${{ needs.context.outputs.version }}"
         git push
         git push --tags

From f33cf53796bc107f1c3568a777ad9edd2c666106 Mon Sep 17 00:00:00 2001
From: woksin <sindrewilting@gmail.com>
Date: Mon, 29 Mar 2021 11:15:49 +0200
Subject: [PATCH 43/50] First iteration for getting projections

---
 Source/Runtime/Projections/Projections.proto | 43 ++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 Source/Runtime/Projections/Projections.proto

diff --git a/Source/Runtime/Projections/Projections.proto b/Source/Runtime/Projections/Projections.proto
new file mode 100644
index 0000000..9e5b4c8
--- /dev/null
+++ b/Source/Runtime/Projections/Projections.proto
@@ -0,0 +1,43 @@
+// Copyright (c) Dolittle. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+syntax = "proto3";
+
+import "Fundamentals/Protobuf/Failure.proto";
+import "Fundamentals/Services/CallContext.proto";
+import "Runtime/Events.Processing/Projections.proto";
+
+package dolittle.runtime.projections;
+
+option csharp_namespace = "Dolittle.Runtime.Projections.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/projections";
+
+message GetOneRequest {
+    services.CallRequestContext callContext = 1; 
+    protobuf.Uuid scopeId = 2;
+    protobuf.Uuid projectionId = 3;
+    string key = 4;
+}
+
+message GetAllRequest {
+    services.CallRequestContext callContext = 1; 
+    protobuf.Uuid scopeId = 2;
+    protobuf.Uuid projectionId = 3;
+}
+
+message GetOneResponse {
+    protobuf.Failure failure = 1; // not set if not failed
+    events.processing.ProjectionCurrentState state = 2;
+}
+
+message GetAllResponse {
+    protobuf.Failure failure = 1; // not set if not failed
+    repeated events.processing.ProjectionCurrentState states = 2;
+}
+
+
+// Represents the Projections service
+service Projections {
+    rpc Get(GetOneRequest) returns(GetOneResponse);
+    rpc All(GetAllRequest) returns(GetAllResponse);
+}

From db48e828e7d9dea12c0e2a939d553c7dd079072c Mon Sep 17 00:00:00 2001
From: woksin <sindrewilting@gmail.com>
Date: Mon, 29 Mar 2021 11:20:11 +0200
Subject: [PATCH 44/50] Add missing import

---
 Source/Runtime/Projections/Projections.proto | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Source/Runtime/Projections/Projections.proto b/Source/Runtime/Projections/Projections.proto
index 9e5b4c8..ec9297b 100644
--- a/Source/Runtime/Projections/Projections.proto
+++ b/Source/Runtime/Projections/Projections.proto
@@ -4,6 +4,7 @@
 syntax = "proto3";
 
 import "Fundamentals/Protobuf/Failure.proto";
+import "Fundamentals/Protobuf/Uuid.proto";
 import "Fundamentals/Services/CallContext.proto";
 import "Runtime/Events.Processing/Projections.proto";
 

From f910726cc0cb4f618f2349956c1e19c60e6c7c13 Mon Sep 17 00:00:00 2001
From: woksin <sindrewilting@gmail.com>
Date: Mon, 29 Mar 2021 11:35:04 +0200
Subject: [PATCH 45/50] GetOne GetAll

---
 Source/Runtime/Projections/Projections.proto | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Source/Runtime/Projections/Projections.proto b/Source/Runtime/Projections/Projections.proto
index ec9297b..8e04a11 100644
--- a/Source/Runtime/Projections/Projections.proto
+++ b/Source/Runtime/Projections/Projections.proto
@@ -39,6 +39,6 @@ message GetAllResponse {
 
 // Represents the Projections service
 service Projections {
-    rpc Get(GetOneRequest) returns(GetOneResponse);
-    rpc All(GetAllRequest) returns(GetAllResponse);
+    rpc GetOne(GetOneRequest) returns(GetOneResponse);
+    rpc GetAll(GetAllRequest) returns(GetAllResponse);
 }

From d74dea11d8d8744688d8b2dac4c479b257fae710 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 7 Apr 2021 19:24:54 +0200
Subject: [PATCH 46/50] Move projection Key from Request -> CurrentState

So that the same structure can be reused in the Store.
---
 Source/Runtime/Events.Processing/Projections.proto | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 454d692..3b92df9 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -75,15 +75,15 @@ enum ProjectionCurrentStateType {
 
 message ProjectionCurrentState {
     ProjectionCurrentStateType type = 1;
-    string state = 2;
+    string key = 2;
+    string state = 3;
 }
 
 message ProjectionRequest {
     services.ReverseCallRequestContext callContext = 1;
-    string key = 2;
-    ProjectionCurrentState currentState = 3;
-    StreamEvent event = 4;
-    RetryProcessingState retryProcessingState = 5;
+    ProjectionCurrentState currentState = 2;
+    StreamEvent event = 3;
+    RetryProcessingState retryProcessingState = 4;
 }
 
 message ProjectionRuntimeToClientMessage {

From 4b5132bcc3a7867cd5959ab43507a72f3a554ad1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 7 Apr 2021 19:25:20 +0200
Subject: [PATCH 47/50] It has become somewhat of a convention for the failure
 to go last.

---
 Source/Runtime/Projections/Projections.proto | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Source/Runtime/Projections/Projections.proto b/Source/Runtime/Projections/Projections.proto
index 8e04a11..16926d1 100644
--- a/Source/Runtime/Projections/Projections.proto
+++ b/Source/Runtime/Projections/Projections.proto
@@ -27,13 +27,13 @@ message GetAllRequest {
 }
 
 message GetOneResponse {
-    protobuf.Failure failure = 1; // not set if not failed
-    events.processing.ProjectionCurrentState state = 2;
+    events.processing.ProjectionCurrentState state = 1;
+    protobuf.Failure failure = 2; // not set if not failed
 }
 
 message GetAllResponse {
-    protobuf.Failure failure = 1; // not set if not failed
-    repeated events.processing.ProjectionCurrentState states = 2;
+    repeated events.processing.ProjectionCurrentState states = 1;
+    protobuf.Failure failure = 2; // not set if not failed
 }
 
 

From 8800f36ca60d5c7d761882c54d9999c39595f5c4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 7 Apr 2021 19:35:03 +0200
Subject: [PATCH 48/50] Move the CurrentState over to Projections + rename some
 files

---
 .../Events.Processing/Projections.proto       | 14 ++-----------
 Source/Runtime/Projections/State.proto        | 20 +++++++++++++++++++
 .../{Projections.proto => Store.proto}        |  6 +++---
 3 files changed, 25 insertions(+), 15 deletions(-)
 create mode 100644 Source/Runtime/Projections/State.proto
 rename Source/Runtime/Projections/{Projections.proto => Store.proto} (86%)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 3b92df9..359943a 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -10,6 +10,7 @@ import "Fundamentals/Services/ReverseCallContext.proto";
 import "Fundamentals/Services/Ping.proto";
 import "Runtime/Events.Processing/StreamEvent.proto";
 import "Runtime/Events.Processing/Processors.proto";
+import "Runtime/Projections/State.proto";
 
 package dolittle.runtime.events.processing;
 
@@ -68,20 +69,9 @@ message ProjectionRegistrationResponse {
     protobuf.Failure failure = 1;
 }
 
-enum ProjectionCurrentStateType {
-    CREATED_FROM_INITIAL_STATE = 0;
-    PERSISTED = 1;
-}
-
-message ProjectionCurrentState {
-    ProjectionCurrentStateType type = 1;
-    string key = 2;
-    string state = 3;
-}
-
 message ProjectionRequest {
     services.ReverseCallRequestContext callContext = 1;
-    ProjectionCurrentState currentState = 2;
+    projections.ProjectionCurrentState currentState = 2;
     StreamEvent event = 3;
     RetryProcessingState retryProcessingState = 4;
 }
diff --git a/Source/Runtime/Projections/State.proto b/Source/Runtime/Projections/State.proto
new file mode 100644
index 0000000..58ddb1c
--- /dev/null
+++ b/Source/Runtime/Projections/State.proto
@@ -0,0 +1,20 @@
+// Copyright (c) Dolittle. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+syntax = "proto3";
+
+package dolittle.runtime.projections;
+
+option csharp_namespace = "Dolittle.Runtime.Projections.Contracts";
+option go_package = "go.dolittle.io/contracts/runtime/projections";
+
+enum ProjectionCurrentStateType {
+    CREATED_FROM_INITIAL_STATE = 0;
+    PERSISTED = 1;
+}
+
+message ProjectionCurrentState {
+    ProjectionCurrentStateType type = 1;
+    string key = 2;
+    string state = 3;
+}
\ No newline at end of file
diff --git a/Source/Runtime/Projections/Projections.proto b/Source/Runtime/Projections/Store.proto
similarity index 86%
rename from Source/Runtime/Projections/Projections.proto
rename to Source/Runtime/Projections/Store.proto
index 16926d1..c59b929 100644
--- a/Source/Runtime/Projections/Projections.proto
+++ b/Source/Runtime/Projections/Store.proto
@@ -6,7 +6,7 @@ syntax = "proto3";
 import "Fundamentals/Protobuf/Failure.proto";
 import "Fundamentals/Protobuf/Uuid.proto";
 import "Fundamentals/Services/CallContext.proto";
-import "Runtime/Events.Processing/Projections.proto";
+import "Runtime/Projections/State.proto";
 
 package dolittle.runtime.projections;
 
@@ -27,12 +27,12 @@ message GetAllRequest {
 }
 
 message GetOneResponse {
-    events.processing.ProjectionCurrentState state = 1;
+    ProjectionCurrentState state = 1;
     protobuf.Failure failure = 2; // not set if not failed
 }
 
 message GetAllResponse {
-    repeated events.processing.ProjectionCurrentState states = 1;
+    repeated ProjectionCurrentState states = 1;
     protobuf.Failure failure = 2; // not set if not failed
 }
 

From 2b5b27b074aacf5b95ffbb077088b1b51eee5ac1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Wed, 7 Apr 2021 19:37:20 +0200
Subject: [PATCH 49/50] One missing newline forcing me to fix everywhere

---
 Source/Fundamentals/Execution/ExecutionContext.proto  | 2 +-
 Source/Fundamentals/Protobuf/Failure.proto            | 2 +-
 Source/Fundamentals/Protobuf/Uuid.proto               | 2 +-
 Source/Fundamentals/Security/Claim.proto              | 2 +-
 Source/Fundamentals/Services/CallContext.proto        | 2 +-
 Source/Fundamentals/Services/Ping.proto               | 4 +---
 Source/Fundamentals/Services/ReverseCallContext.proto | 2 +-
 Source/Fundamentals/Versioning/Version.proto          | 2 +-
 Source/Runtime/EventHorizon/Consumer.proto            | 3 ++-
 Source/Runtime/EventHorizon/Subscriptions.proto       | 2 +-
 Source/Runtime/Events.Processing/Filters.proto        | 2 +-
 Source/Runtime/Events/Aggregate.proto                 | 2 +-
 Source/Runtime/Projections/State.proto                | 2 +-
 13 files changed, 14 insertions(+), 15 deletions(-)

diff --git a/Source/Fundamentals/Execution/ExecutionContext.proto b/Source/Fundamentals/Execution/ExecutionContext.proto
index 000aa91..47233f0 100644
--- a/Source/Fundamentals/Execution/ExecutionContext.proto
+++ b/Source/Fundamentals/Execution/ExecutionContext.proto
@@ -19,4 +19,4 @@ message ExecutionContext {
     protobuf.Uuid correlationId = 4;
     repeated security.Claim claims = 5;
     string environment = 6;
-}
\ No newline at end of file
+}
diff --git a/Source/Fundamentals/Protobuf/Failure.proto b/Source/Fundamentals/Protobuf/Failure.proto
index c6939ca..7ece312 100644
--- a/Source/Fundamentals/Protobuf/Failure.proto
+++ b/Source/Fundamentals/Protobuf/Failure.proto
@@ -13,4 +13,4 @@ option go_package = "go.dolittle.io/contracts/protobuf";
 message Failure {
     Uuid id = 1;
     string reason = 2;
-}
\ No newline at end of file
+}
diff --git a/Source/Fundamentals/Protobuf/Uuid.proto b/Source/Fundamentals/Protobuf/Uuid.proto
index 7af073b..c622326 100644
--- a/Source/Fundamentals/Protobuf/Uuid.proto
+++ b/Source/Fundamentals/Protobuf/Uuid.proto
@@ -10,4 +10,4 @@ option go_package = "go.dolittle.io/contracts/protobuf";
 
 message Uuid {
     bytes value = 1;
-}
\ No newline at end of file
+}
diff --git a/Source/Fundamentals/Security/Claim.proto b/Source/Fundamentals/Security/Claim.proto
index 2bb9178..659dbcb 100644
--- a/Source/Fundamentals/Security/Claim.proto
+++ b/Source/Fundamentals/Security/Claim.proto
@@ -12,4 +12,4 @@ message Claim {
     string key = 1;
     string value = 2;
     string valueType = 3;
-}
\ No newline at end of file
+}
diff --git a/Source/Fundamentals/Services/CallContext.proto b/Source/Fundamentals/Services/CallContext.proto
index 67e5646..6adb17d 100644
--- a/Source/Fundamentals/Services/CallContext.proto
+++ b/Source/Fundamentals/Services/CallContext.proto
@@ -14,4 +14,4 @@ option go_package = "go.dolittle.io/contracts/services";
 message CallRequestContext {
     execution.ExecutionContext executionContext = 1;
     protobuf.Uuid headId = 2;
-}
\ No newline at end of file
+}
diff --git a/Source/Fundamentals/Services/Ping.proto b/Source/Fundamentals/Services/Ping.proto
index bce6ad5..5350864 100644
--- a/Source/Fundamentals/Services/Ping.proto
+++ b/Source/Fundamentals/Services/Ping.proto
@@ -9,9 +9,7 @@ option csharp_namespace = "Dolittle.Services.Contracts";
 option go_package = "go.dolittle.io/contracts/services";
 
 message Ping {
-
 }
 
 message Pong {
-
-}
\ No newline at end of file
+}
diff --git a/Source/Fundamentals/Services/ReverseCallContext.proto b/Source/Fundamentals/Services/ReverseCallContext.proto
index ad8d760..6ce944b 100644
--- a/Source/Fundamentals/Services/ReverseCallContext.proto
+++ b/Source/Fundamentals/Services/ReverseCallContext.proto
@@ -25,4 +25,4 @@ message ReverseCallRequestContext {
 
 message ReverseCallResponseContext {
     protobuf.Uuid callId = 1;
-}
\ No newline at end of file
+}
diff --git a/Source/Fundamentals/Versioning/Version.proto b/Source/Fundamentals/Versioning/Version.proto
index aaa088b..aab50fc 100644
--- a/Source/Fundamentals/Versioning/Version.proto
+++ b/Source/Fundamentals/Versioning/Version.proto
@@ -14,4 +14,4 @@ message Version {
     int32 patch = 3;
     int32 build = 4;
     string preReleaseString = 5;
-}
\ No newline at end of file
+}
diff --git a/Source/Runtime/EventHorizon/Consumer.proto b/Source/Runtime/EventHorizon/Consumer.proto
index d86a96d..b0f37ae 100644
--- a/Source/Runtime/EventHorizon/Consumer.proto
+++ b/Source/Runtime/EventHorizon/Consumer.proto
@@ -52,6 +52,7 @@ message EventHorizonProducerToConsumerMessage {
         services.Ping ping = 3;
     }
 }
+
 service Consumer {
     rpc Subscribe(stream EventHorizonConsumerToProducerMessage) returns(stream EventHorizonProducerToConsumerMessage);
-}
\ No newline at end of file
+}
diff --git a/Source/Runtime/EventHorizon/Subscriptions.proto b/Source/Runtime/EventHorizon/Subscriptions.proto
index d6c1afc..a63c9ea 100644
--- a/Source/Runtime/EventHorizon/Subscriptions.proto
+++ b/Source/Runtime/EventHorizon/Subscriptions.proto
@@ -28,4 +28,4 @@ message Subscription {
 
 service Subscriptions {
     rpc Subscribe(Subscription) returns(SubscriptionResponse);
-}
\ No newline at end of file
+}
diff --git a/Source/Runtime/Events.Processing/Filters.proto b/Source/Runtime/Events.Processing/Filters.proto
index 39c6ca9..568b084 100644
--- a/Source/Runtime/Events.Processing/Filters.proto
+++ b/Source/Runtime/Events.Processing/Filters.proto
@@ -60,4 +60,4 @@ service Filters {
     rpc Connect(stream FilterClientToRuntimeMessage) returns(stream FilterRuntimeToClientMessage);
     rpc ConnectPartitioned(stream PartitionedFilterClientToRuntimeMessage) returns (stream FilterRuntimeToClientMessage);
     rpc ConnectPublic(stream PublicFilterClientToRuntimeMessage) returns (stream FilterRuntimeToClientMessage);
-}
\ No newline at end of file
+}
diff --git a/Source/Runtime/Events/Aggregate.proto b/Source/Runtime/Events/Aggregate.proto
index 51a68dd..017b020 100644
--- a/Source/Runtime/Events/Aggregate.proto
+++ b/Source/Runtime/Events/Aggregate.proto
@@ -13,4 +13,4 @@ option go_package = "go.dolittle.io/contracts/runtime/events";
 message Aggregate {
     protobuf.Uuid eventSourceId = 1;
     protobuf.Uuid aggregateRootId = 2;
-}
\ No newline at end of file
+}
diff --git a/Source/Runtime/Projections/State.proto b/Source/Runtime/Projections/State.proto
index 58ddb1c..1b8ca73 100644
--- a/Source/Runtime/Projections/State.proto
+++ b/Source/Runtime/Projections/State.proto
@@ -17,4 +17,4 @@ message ProjectionCurrentState {
     ProjectionCurrentStateType type = 1;
     string key = 2;
     string state = 3;
-}
\ No newline at end of file
+}

From f6295b538c717a164095364036014328430e1167 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B8genes?=
 <1014990+jakhog@users.noreply.github.com>
Date: Thu, 8 Apr 2021 13:18:57 +0200
Subject: [PATCH 50/50] Changed enums to oneofs

---
 .../Events.Processing/Projections.proto       | 36 ++++++++++---------
 1 file changed, 20 insertions(+), 16 deletions(-)

diff --git a/Source/Runtime/Events.Processing/Projections.proto b/Source/Runtime/Events.Processing/Projections.proto
index 359943a..f69d1c1 100644
--- a/Source/Runtime/Events.Processing/Projections.proto
+++ b/Source/Runtime/Events.Processing/Projections.proto
@@ -17,20 +17,24 @@ package dolittle.runtime.events.processing;
 option csharp_namespace = "Dolittle.Runtime.Events.Processing.Contracts";
 option go_package = "go.dolittle.io/contracts/runtime/events/processing";
 
-enum ProjectionEventKeySelectorType {
-    EVENT_SOURCE_ID = 0;
-    PARTITION_ID = 1;
-    PROPERTY = 2;
+
+message EventSourceIdKeySelector {
+}
+
+message PartitionIdKeySelector {
 }
 
-message ProjectionEventKeySelector {
-    ProjectionEventKeySelectorType type = 1;
-    string expression = 2;
+message EventPropertyKeySelector {
+    string propertyName = 1;
 }
 
 message ProjectionEventSelector {
     artifacts.Artifact eventType = 1;
-    ProjectionEventKeySelector keySelector = 2;
+    oneof Selector {
+        EventSourceIdKeySelector eventSourceKeySelector = 2;
+        PartitionIdKeySelector partitionKeySelector = 3;
+        EventPropertyKeySelector eventPropertyKeySelector = 4;
+    }
 }
 
 message ProjectionRegistrationRequest {
@@ -41,20 +45,20 @@ message ProjectionRegistrationRequest {
     string initialState = 5;
 }
 
-enum ProjectionNextStateType {
-    REPLACE = 0;
-    DELETE = 1;
+message ProjectionReplaceResponse {
+    string state = 1;
 }
 
-message ProjectionNextState {
-    ProjectionNextStateType type = 1;
-    string value = 2;
+message ProjectionDeleteResponse {
 }
 
 message ProjectionResponse {
     services.ReverseCallResponseContext callContext = 1;
-    ProjectionNextState nextState = 2;
-    ProcessorFailure failure = 3; // If not set/empty - no failure
+    oneof Response {
+        ProjectionReplaceResponse replace = 2;
+        ProjectionDeleteResponse delete = 3;
+    }
+    ProcessorFailure failure = 4; // If not set/empty - no failure
 }
 
 message ProjectionClientToRuntimeMessage {