Create staging.yml

.github/workflows/staging.yml

@@ -0,0 +1,27 @@
+name: Deploy to Antville.org development environment
+
+on:
+  workflow_dispatch
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    environment:
+      name: staging
+      url: https://antville-test.click
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Java
+      uses: actions/setup-java@v4
+      with:
+        distribution: temurin
+        java-version: 21
+
+    - name: Set up Gradle
+      uses: gradle/actions/setup-gradle@v3
+
+    - name: Build with Gradle
+      run: ./gradlew installDist