chore: implement basic tests

Signed-off-by: Sebastian Krupinski <krupinski01@gmail.com>

.github/workflows/build-test.yml

@@ -0,0 +1,51 @@
+name: Build Test
+
+on:
+  pull_request:
+
+jobs:
+  test-single-module:
+    name: Single Module (No Dependencies)
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Retrieve Server Install Action
+        uses: actions/checkout@v6.0.2
+        with:
+          repository: Nodarx/action-server-install
+          ref: main
+          path: action-server-install
+          github-server-url: https://git.ktrix.dev
+
+      - name: Install Server Environment
+        uses: ./action-server-install
+        with:
+          install-php: 'false'
+          install-node: 'true'
+          php-version: '8.5'
+          node-version: '24'
+          server-path: './server'
+
+      - name: Install Mail Manager Module
+        uses: actions/checkout@v6.0.2
+        with:
+          repository: Nodarx/mail_manager
+          ref: main
+          path: server/modules/mail_manager
+          github-server-url: https://git.ktrix.dev
+
+      - name: Checkout PR Module
+        uses: actions/checkout@v6.0.2
+        with:
+          repository: ${{ github.repository }}
+          ref: ${{ github.event.pull_request.head.sha }}
+          path: server/modules/provider_jmapc
+          github-server-url: https://git.ktrix.dev
+
+      - name: Install dependencies
+        run: npm ci
+        working-directory: server/modules/provider_jmapc
+
+      - name: Build
+        run: npm run build
+        working-directory: server/modules/provider_jmapc