ci: add test workflow

Author: vojtechmares

.github/workflows/test.yml

@@ -0,0 +1,49 @@
+name: .NET Test
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-24.04 # or ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Setup .NET
+      uses: actions/setup-dotnet@v4
+      with:
+        dotnet-version: '8.0.x'
+
+    - name: Cache NuGet packages
+      uses: actions/cache@v4
+      with:
+        path: ${{ github.workspace }}/.nuget/packages
+        key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj') }}-${{ hashFiles('**/global.json') }}
+        restore-keys: |
+          ${{ runner.os }}-nuget-
+
+    - name: Restore dependencies
+      run: dotnet restore
+
+    - name: Build
+      run: dotnet build --no-restore
+
+    - name: Run tests
+      run: dotnet test --no-build --verbosity normal
+
+    - name: Test
+      # Using https://github.com/Tyrrrz/GitHubActionsTestLogger
+      # Note: the space after the last double dash (--) is intentional
+      run: >
+        dotnet test
+        --configuration Release
+        --logger GitHubActions
+        --
+        RunConfiguration.CollectSourceInformation=true