Add build automation

.github/workflows/ci.yaml

@@ -0,0 +1,50 @@
+name: CI
+
+on:
+  pull_request:
+    branches:
+      - trunk
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 1
+
+      - name: Get Composer Cache Directory
+        id: composer-cache
+        run: |
+          echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
+
+      - uses: actions/cache@v4
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-composer-
+
+      - name: Composer install
+        uses: php-actions/composer@v6
+
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Dry run file upload
+        uses: SamKirkland/[email protected]
+        with:
+          server: ${{ secrets.ftp_server }}
+          username: ${{ secrets.ftp_user }}
+          password: ${{ secrets.ftp_password }}
+          port: ${{ secrets.ftp_port }}
+          dry-run: true
+          exclude: |
+            **/.ddev
+            **/.editorconfig
+            **/.git*
+            **/.git*/**
+            **/composer.*
+            web/sites/*/files/
+            web/sites/*/settings.*.php