Add CI

.github/workflows/build.yml

@@ -0,0 +1,31 @@
+on:
+  push:
+    branches:
+    - master
+  pull_request:
+    branches:
+    - master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      
+     - name: Setup dotnet
+       uses: actions/setup-dotnet@v3
+       with:
+        dotnet-version: '8.0.x'
+
+    - name: Build
+      run: dotnet build --configuration Release
+
+    - name: Test
+      run: dotnet test --configuration Release --no-build
+      
+    - name: Upload artifacts
+        uses: actions/upload-artifact@v3
+        with:
+          name: Build
+          path: ${{ github.workspace }}