diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 2aaf58f8..fba6411a 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -2,6 +2,7 @@ name: Build and push Docker image
 
 on:
   push:
+  workflow_call:
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/canary.yml b/.github/workflows/canary.yml
index ccb65b89..0b1c2234 100644
--- a/.github/workflows/canary.yml
+++ b/.github/workflows/canary.yml
@@ -1,6 +1,11 @@
 name: Release (Canary)
 on:
   push:
+    branches:
+    - main
+  pull_request:
+    branches:
+    - main
   workflow_dispatch:
 
 jobs:
diff --git a/.github/workflows/e2e.yaml b/.github/workflows/e2e.yaml
index df119fe6..adb1ea92 100644
--- a/.github/workflows/e2e.yaml
+++ b/.github/workflows/e2e.yaml
@@ -1,6 +1,7 @@
 name: Run E2E Tests
 
 on:
+  workflow_call:
   push:
     branches:
     - main
diff --git a/.github/workflows/on-push-to-main.yml b/.github/workflows/on-push-to-main.yaml
similarity index 100%
rename from .github/workflows/on-push-to-main.yml
rename to .github/workflows/on-push-to-main.yaml