Use msbuild -p argument to specify TargetFrameworks override under CI

.github/workflows/dotnet.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        dotnet: [ '3.1', '5.0', '6.0', '8.0' ]
+        dotnet: [ '6.0', '8.0' ]
 
     steps:
     - uses: actions/checkout@v4
@@ -24,17 +24,11 @@ jobs:
       with:
         dotnet-version: ${{ matrix.dotnet }}
     # By default, tests will be executed under the latest installed version!
-    # - name: Create temporary global.json
-    #   run: echo '{"sdk":{"version":"${{steps.stepid.outputs.dotnet-version}}"}}' > ./global.json
-    - name: Restore nuget dependencies
-      run: dotnet restore
+    - name: Create temporary global.json
+      run: echo '{"sdk":{"version":"${{steps.stepid.outputs.dotnet-version}}"}}' > ./global.json
+    - name: Restore packages
+      run: dotnet restore -p:TargetFrameworks="net${{ matrix.dotnet }}" -p:LangVersion="latest"
     - name: Build solution
-      run: dotnet build --no-restore --configuration Release --verbosity detailed
+      run: dotnet build --no-restore --configuration Release -p:TargetFrameworks="net${{ matrix.dotnet }}" -p:LangVersion="latest" --verbosity detailed
     - name: Run tests
-      run: dotnet test --configuration Release --no-build --verbosity normal
-    # - name: Build solution
-    #   # Specify the path to the test project and not the solution because using --framework requires an
-    #   # exact string match in each csproj, but our library uses netstandard2.1 and not a specific netx.y
-    #   run: dotnet build --configuration Release --framework ${{ matrix.dotnet }} SqliteCache.Tests/SqliteCache.Tests.csproj
-    # - name: Run tests
-    #   run: dotnet test --configuration Release --no-build --verbosity normal --framework ${{ matrix.dotnet }}
+      run: dotnet test --configuration Release --no-build --verbosity detailed -p:TargetFrameworks="net${{ matrix.dotnet }}" -p:LangVersion="latest"