Copy in original workflows

.github/workflows/build-and-test.yml

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+# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle
+
+name: Build and test
+
+on:
+  workflow_call:
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
+
+    - name: Set up JDK 8
+      uses: actions/setup-java@v2
+      with:
+        java-version: '8'
+        distribution: 'adopt'
+        cache: gradle
+
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+
+    - name: Setup the workspace
+      run: ./gradlew setupCIWorkspace
+
+    - name: Build the mod
+      run: ./gradlew build
+
+    - name: Run server for 1.5 minutes
+      run: |
+        mkdir run
+        echo "eula=true" > run/eula.txt
+        timeout 90 ./gradlew runServer 2>&1 | tee -a server.log || true
+
+    - name: Test no errors reported during server run
+      run: |
+        chmod +x .github/scripts/test_no_error_reports
+        .github/scripts/test_no_error_reports

.github/workflows/release-tags.yml

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+# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle
+
+name: Release tagged build
+
+on:
+  workflow_call:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Set release version
+        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
+
+      - name: Set up JDK 8
+        uses: actions/setup-java@v2
+        with:
+          java-version: '8'
+          distribution: 'adopt'
+          cache: gradle
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Setup the workspace
+        run: ./gradlew setupCIWorkspace
+
+      - name: Build the mod
+        run: ./gradlew build
+
+      - name: Release under current tag
+        uses: "marvinpinto/action-automatic-releases@latest"
+        with:
+          repo_token: "${{ secrets.GITHUB_TOKEN }}"
+          automatic_release_tag: "${{ env.RELEASE_VERSION }}"
+          prerelease: false
+          title: "${{ env.RELEASE_VERSION }}"
+          files: build/libs/*.jar
+
+      - name: Publish to Maven
+        run: ./gradlew publish
+        env:
+          MAVEN_USER: ${{ secrets.MAVEN_USER }}
+          MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}