Create dockerpublish.yml

.github/workflows/dockerpublish.yml

@@ -0,0 +1,28 @@
+name: Docker build and publish image
+on: 
+  watch:
+    types: [started]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up JDK 11
+      if: github.actor == github.event.repository.owner.login
+      uses: actions/setup-java@v1
+      with:
+        java-version: 11
+    - name: Build with Maven
+      run: mvn -B package --file pom.xml -DskipTests=true
+
+    - uses: actions/checkout@master
+    - name: Publish to Registry
+      if: github.actor == github.event.repository.owner.login
+      uses: elgohr/Publish-Docker-Github-Action@master
+      env:
+         JAR_FILE: ./target/mirrorservice-0.1.1-SNAPSHOT.jar
+      with:
+        name: wlanboy/mirrorservice
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+        tags: "latest"