diff --git a/.github/workflows/ci-merge-request.yml b/.github/workflows/ci-merge-request.yml
new file mode 100644
index 00000000..a4a9cab6
--- /dev/null
+++ b/.github/workflows/ci-merge-request.yml
@@ -0,0 +1,54 @@
+
+name: CI on Pull Request
+
+on:
+  pull_request:
+    branches:
+      - main
+    types: [opened, synchronize, reopened]
+
+jobs:
+  frontend:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Install dependencies
+        run: npm ci
+        working-directory: ./frontend
+
+      - name: Build React app
+        run: npm run build
+        working-directory: ./frontend
+
+      - name: Run lint
+        run: npm run lint
+        working-directory: ./frontend
+
+  backend:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup .NET SDK
+        uses: actions/setup-dotnet@v4
+        with:
+          dotnet-version: '9.0.x'
+
+      - name: Restore dependencies
+        run: dotnet restore
+        working-directory: ./backend
+
+      - name: Build backend in Release
+        run: dotnet build -c Release --no-restore
+        working-directory: ./backend
+
diff --git a/frontend/tsconfig.json b/frontend/tsconfig.json
index fec8c8e5..6de0d4b9 100644
--- a/frontend/tsconfig.json
+++ b/frontend/tsconfig.json
@@ -3,6 +3,7 @@
   "references": [
     { "path": "./tsconfig.app.json" },
     { "path": "./tsconfig.node.json" }
+        // { "path": "./tsconfig.node.json" }
   ],
   "compilerOptions": {
     "baseUrl": ".",