Enhance CI/CD pipeline with NuGet package validation and symbol generation

Author: jongalloway

.github/workflows/build.yml

@@ -11,6 +11,7 @@ env:
   DOTNET_SKIP_FIRST_TIME_EXPERIENCE: true
   DOTNET_NOLOGO: true
   DOTNET_CLI_TELEMETRY_OPTOUT: true
+  CI: true
 
 jobs:
   build:
@@ -170,11 +171,7 @@ jobs:
         path: ./packages/*.nupkg
         retention-days: 30
 
-    - name: Validate package
-      run: |
-        echo "📦 Validating NuGet package..."
-        for package in ./packages/*.nupkg; do
-          echo "Validating: $package"
-          dotnet tool install --global dotnet-validate --version 0.0.1-preview.537
-          dotnet validate package local "$package"
-        done
+    - name: Validate NuGet Package
+      uses: NuGetPackageExplorer/ValidatePackage@v1
+      with:
+        packagePath: ./packages/NLWebNet.1.0.0-alpha.nupkg

doc/todo.md

@@ -49,6 +49,7 @@ The demo application is now fully functional with a modern .NET 9 Blazor Web App
 - ✅ **Build Fixes**: Resolved App.razor build warnings by adding proper @using directives and removing duplicate files
 - ✅ **CI/CD Testing Fix**: Updated GitHub Actions workflow to gracefully handle missing test projects and prevent build failures
 - ✅ **CI/CD Packaging Fix**: Added Release build step to package-validation job to ensure NuGet DLL is available for packaging
+- ✅ **CI/CD Symbol Generation**: Fixed NuGet package validation by adding proper symbol generation, deterministic builds, and Source Link integration
 
 The next phase focuses on implementing the core NLWeb library functionality.
 
@@ -94,11 +95,13 @@ The next phase focuses on implementing the core NLWeb library functionality.
 - [x] Add proper validation attributes and JSON serialization settings
 - [x] Set up CI/CD pipeline:
   - [x] GitHub Actions workflow for automated builds and testing
-  - [x] Multi-configuration builds (Debug/Release)
+  - [x] Multi-configuration builds (Debug/Release) → Optimized to Release-only
   - [x] Code quality checks and formatting validation
   - [x] Security scanning for vulnerable packages
   - [x] NuGet package creation and validation
   - [x] Build status badge in README
+  - [x] Symbol generation and deterministic builds for package validation
+  - [x] Source Link integration for GitHub repository
 
 ### Phase 3: Business Logic Layer (Library)
 

src/NLWebNet/NLWebNet.csproj

@@ -1,9 +1,10 @@
-<Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
+<Project Sdk="Microsoft.NET.Sdk">  <PropertyGroup>
     <TargetFramework>net9.0</TargetFramework>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
+    
+    <!-- Package Metadata -->
     <PackageId>NLWebNet</PackageId>
     <PackageVersion>1.0.0-alpha</PackageVersion>
     <Authors>NLWebNet Contributors</Authors>
@@ -12,6 +13,18 @@
     <RepositoryUrl>https://github.com/your-org/NLWebNet</RepositoryUrl>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageReadmeFile>README.md</PackageReadmeFile>
+    
+    <!-- Symbol and Deterministic Build Configuration -->
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
+    <DebugType>portable</DebugType>
+    <DebugSymbols>true</DebugSymbols>
+    <Deterministic>true</Deterministic>
+    <ContinuousIntegrationBuild Condition="'$(CI)' == 'true'">true</ContinuousIntegrationBuild>
+    
+    <!-- Source Link Configuration -->
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <EmbedUntrackedSources>true</EmbedUntrackedSources>
   </PropertyGroup>  <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.AI" Version="9.5.0" />
     <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.3.0" />
@@ -20,6 +33,9 @@
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.5" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="9.0.5" />
     <PackageReference Include="ModelContextProtocol" Version="0.2.0-preview.3" />
+    
+    <!-- Source Link for GitHub -->
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
   </ItemGroup>
 
   <ItemGroup>