Update release.yml

.github/workflows/release.yml

@@ -1,10 +1,10 @@
 name: Release
 
 on:
-  push:
-    branches: [ master ]
-  pull_request:
+  release:
+    types: [published]
     branches: [ master ]
+
 jobs:
 
   build_assets:
@@ -115,3 +115,49 @@ jobs:
           npc_syno.spk
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+  build_docker:
+    
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v2
+    - name: Set env
+      run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
+    - name: Set up QEMU
+      uses: docker/setup-qemu-action@v1
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v1
+    - name: Cache Docker layers
+      uses: actions/cache@v2
+      with:
+        path: /tmp/.buildx-cache
+        key: ${{ runner.os }}-buildx-${{ github.sha }}
+        restore-keys: |
+          ${{ runner.os }}-buildx-
+    - name: Login to DockerHub
+      uses: docker/login-action@v1 
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+    - name: Build and push nps
+      uses: docker/build-push-action@v2
+      with:
+        context: .
+        file: ./Dockerfile.nps
+        platforms: linux/amd64,linux/arm,linux/arm64
+        push: true
+        tags: |
+          ${{ secrets.DOCKERHUB_USERNAME }}/nps:latest
+          ${{ secrets.DOCKERHUB_USERNAME }}/nps:${{ env.RELEASE_VERSION }}
+    - name: Build and push npc
+      uses: docker/build-push-action@v2
+      with:
+        context: .
+        file: ./Dockerfile.npc
+        platforms: linux/amd64,linux/arm,linux/arm64
+        push: true
+        tags: |
+          ${{ secrets.DOCKERHUB_USERNAME }}/npc:latest
+          ${{ secrets.DOCKERHUB_USERNAME }}/npc:${{ env.RELEASE_VERSION }}