Merge branch 'main' into dependabot/github_actions/actions/cache-5

Author: nficano

.github/workflows/codeql.yml

@@ -29,24 +29,40 @@ jobs:
       - name: Checkout repository
         uses: actions/checkout@v4
 
+      - name: Check for C# sources
+        id: csharp_sources
+        shell: bash
+        run: |
+          if git ls-files '*.cs' '*.csproj' | grep -q .; then
+            echo "present=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "present=false" >> "$GITHUB_OUTPUT"
+            echo "No C# sources found; skipping CodeQL C# analysis."
+          fi
+
       - name: Setup .NET (from global.json)
+        if: steps.csharp_sources.outputs.present == 'true'
         uses: actions/setup-dotnet@v4
         with:
           global-json-file: global.json
 
       - name: Initialize CodeQL
+        if: steps.csharp_sources.outputs.present == 'true'
         uses: github/codeql-action/init@v3
         with:
           languages: ${{ matrix.language }}
           build-mode: ${{ matrix.build-mode }}
 
       - name: Restore dependencies
+        if: steps.csharp_sources.outputs.present == 'true'
         run: dotnet restore ARCP.slnx
 
       - name: Build
+        if: steps.csharp_sources.outputs.present == 'true'
         run: dotnet build ARCP.slnx --configuration Release --no-restore
 
       - name: Perform CodeQL Analysis
+        if: steps.csharp_sources.outputs.present == 'true'
         uses: github/codeql-action/analyze@v3
         with:
           category: "/language:${{ matrix.language }}"