maven publishing workflow

.github/workflows/plugin.yml

@@ -0,0 +1,17 @@
+name: Plugin
+on: [push]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+      - name: Build with Gradle
+        uses: gradle/gradle-build-action@v2
+        with:
+          arguments: build

.github/workflows/publish.yml

@@ -0,0 +1,23 @@
+name: Publish
+on:
+  push:
+    branches:
+      - master
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Repository
+        uses: actions/checkout@v3
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+      - name: Publish with Gradle
+        uses: gradle/gradle-build-action@v2
+        with:
+          arguments: publishAllPublicationsToGitHubPackagesRepository publishAllPublicationsToGitLabRepository
+        env:
+          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+          GITLAB_TOKEN: "${{ secrets.GITLAB_TOKEN }}"