Merge pull request #10 from Zorbatron/spotless-workflow

Add spotless checking to PRs

.github/actions/build_setup/action.yml

@@ -0,0 +1,31 @@
+# Copied from GT:CEu
+name: Build Setup
+description: Setup for standard Java builds
+
+inputs:
+  update-cache:
+    description: If cache should be updated
+    required: false
+    default: false
+
+runs:
+  using: 'composite'
+
+  steps:
+    - name: Set up JDK 17
+      uses: actions/setup-java@v4
+      with:
+        distribution: zulu
+        java-version: 17
+
+    - name: Setup Gradle
+      uses: gradle/actions/setup-gradle@v3
+      with:
+        cache-write-only: ${{ inputs.update-cache }}
+        generate-job-summary: false
+        gradle-home-cache-includes: |
+          caches
+          caches/retro_futura_gradle
+          notifications
+          jdks
+          wrapper

.github/workflows/format_java.yml

@@ -0,0 +1,28 @@
+# Copied from GT:CEu
+# Runs formatting requirements
+name: Java Formatting
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+concurrency:
+  group: formatting-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  formatting:
+    name: Formatting
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v4
+
+      - name: Setup Build
+        uses: ./.github/actions/build_setup
+
+      - name: Run Spotless Formatting Check with Gradle
+        run: ./gradlew spotlessCheck --warning-mode all --build-cache