Add build workflow

.gitea/workflows/build.yml

@@ -0,0 +1,53 @@
+name: build
+on:
+  pull_request: {}
+  push: {}
+  workflow_dispatch: {}
+
+jobs:
+  build:
+    env:
+      RUN_NUMBER: ${{ gitea.run_number }}
+    strategy:
+      matrix:
+        java: [ '21' ]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+
+      - name: Setup JDK ${{ matrix.java }}
+        uses: actions/setup-java@v4
+        with:
+          distribution: 'oracle'
+          java-version: ${{ matrix.java }}
+          cache: 'gradle'
+
+      - name: Loom Cache
+        uses: actions/cache@v4
+        with:
+          path: "**/.gradle/loom-cache"
+          key: "${{ runner.os }}-gradle-${{ hashFiles('**/libs.versions.*', '**/*.gradle*', '**/gradle-wrapper.properties') }}"
+          restore-keys: "${{ runner.os }}-gradle-"
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4
+        with:
+          gradle-home-cache-cleanup: true
+
+      - name: Validate Gradle Wrapper Integrity
+        uses: gradle/wrapper-validation-action@v2
+
+      - name: Build with Gradle
+        run: ./gradlew clean build --no-daemon
+
+      - name: Make release
+        uses: akkuman/gitea-release-action@v1
+        with:
+          name: DonatePay Integration v${{ gitea.run_number }}
+          tag_name: donpayintegplug-v${{ gitea.run_number }}
+          md5sum: true
+          sha256sum: true
+          files: |-
+            build/libs/**
+#            *.jar