WI1: Create LocalTesting.sln solution structure - validation script now passes

Co-authored-by: devstress <30769729+devstress@users.noreply.github.com>

Author: Copilot

LocalTesting/LocalTesting.sln

@@ -0,0 +1,28 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.0.31903.59
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BackPressure.AppHost", "BackPressure.AppHost\BackPressure.AppHost.csproj", "{E5394E22-498F-4AFF-AAFF-AEE7D2620325}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LocalTesting.IntegrationTests", "LocalTesting.IntegrationTests\LocalTesting.IntegrationTests.csproj", "{E07660CB-D527-4758-B8F7-03FEED4A4DA3}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{E5394E22-498F-4AFF-AAFF-AEE7D2620325}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E5394E22-498F-4AFF-AAFF-AEE7D2620325}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E5394E22-498F-4AFF-AAFF-AEE7D2620325}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E5394E22-498F-4AFF-AAFF-AEE7D2620325}.Release|Any CPU.Build.0 = Release|Any CPU
+		{E07660CB-D527-4758-B8F7-03FEED4A4DA3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{E07660CB-D527-4758-B8F7-03FEED4A4DA3}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{E07660CB-D527-4758-B8F7-03FEED4A4DA3}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{E07660CB-D527-4758-B8F7-03FEED4A4DA3}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+EndGlobal

TODO.md

@@ -53,6 +53,7 @@ Legend:
 - [x] New integration tests: `LocalTesting/LocalTesting.IntegrationTests`
   - [x] Proves gateway health, Kafka readiness, IR generation.
   - [x] Category("observability") for CI filtering.
+- [x] LocalTesting.sln solution structure created for build validation.
 - [ ] Make LocalTesting integration test work end‑to‑end with FlinkDotNet + Flink + Kafka:
   - [ ] Wire Gateway submit to use IR Runner jar, get real FlinkJobId.
   - [ ] Produce to input topic, consume from output topic, assert counts > 0.

WIs/WI1_complete-todo-roadmap.md

@@ -1,8 +1,8 @@
 # WI1: Complete TODO.md Roadmap Implementation
 
-**Status**: Investigation
+**Status**: Implementation
 
-## Phase 1: Investigation - Current Analysis
+## Phase 1: Investigation - Current Analysis (COMPLETED)
 
 **Debug Information:**
 - Missing LocalTesting/LocalTesting.sln causing validation failure
@@ -17,7 +17,30 @@
 5. End-to-end integration test not working
 
 **Next Steps:**
-1. Create LocalTesting.sln to fix validation
+1. ✅ Create LocalTesting.sln to fix validation - COMPLETED
 2. Work through TODO items systematically
 3. Update TODO.md progress as completed
 
+## Phase 4: Implementation - LocalTesting.sln Creation (COMPLETED)
+
+**Implementation Details:**
+- Created LocalTesting/LocalTesting.sln using `dotnet new sln`
+- Added BackPressure.AppHost and LocalTesting.IntegrationTests projects
+- Solution builds successfully in Release configuration
+- Validation script now passes all checks
+
+**Build Results:**
+- LocalTesting.sln builds successfully with 4 warnings (minor code quality issues)
+- All referenced projects build correctly
+- Full validation script passes: FlinkDotNet + LocalTesting solutions
+
+**Files Created:**
+- `/LocalTesting/LocalTesting.sln` - Solution file with both projects
+
+**Validation Success:**
+```
+[SUCCESS] Found: LocalTesting/LocalTesting.sln
+[SUCCESS] Build succeeded: LocalTesting/LocalTesting.sln  
+[SUCCESS] === VALIDATION SUCCESSFUL ===
+```
+