diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
new file mode 100644
index 00000000000..d6e8098c7be
--- /dev/null
+++ b/.github/workflows/main.yml
@@ -0,0 +1,63 @@
+name: Build & Publish .NET App
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  # ----------------- 1️⃣ BUILD JOB -----------------
+  build:
+    name: Build & Test
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Restore dependencies
+        run: dotnet restore
+
+      - name: Build project
+        run: dotnet build --configuration Release --no-restore
+
+      - name: Run tests
+        run: dotnet test --configuration Release --no-build --verbosity normal
+
+      - name: Upload build artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: build-output
+          path: |
+            **/bin/Release/net8.0/
+            !**/*.pdb   # Optional: exclude debug files
+
+  # ----------------- 2️⃣ PUBLISH JOB -----------------
+  publish:
+    name: Publish App
+    runs-on: ubuntu-latest
+    needs: build  # ✅ waits for build job to succeed first
+    steps:
+      - name: Download build artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: build-output
+
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: '8.0.x'
+
+      - name: Publish project
+        run: dotnet publish ./MyProject.csproj --configuration Release --output ./publish
+
+      - name: Upload publish artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: publish-output
+          path: ./publish