chore: add CI workflow for main branch

.github/workflows/prod.yaml

@@ -0,0 +1,28 @@
+name: Deploy .NET App to Local Kubespray Cluster
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up .NET
+        uses: actions/setup-dotnet@v1
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Restore dependencies
+        run: dotnet restore
+
+      - name: Build project
+        run: dotnet build --configuration Release --no-restore
+
+      - name: Test project
+        run: dotnet test --configuration Release --no-build