[update] 🐭 docker ci test

.github/workflows/docker-image.yml

@@ -1,23 +1,35 @@
-name: Docker Image CI
+name: Publish Docker image
 
 on:
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
+  release:
+    types: [published]
 
 jobs:
 
-  build:
-
+  push_to_registry:
+    name: Push Docker image to Docker Hub
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - name: Build the Docker image
-      run: docker build . --file Dockerfile --tag jhao104/proxy_pool:$(date +%s)
-    - name: DockerHub Login
-      uses: docker/login-action@v1
-      with:
-        username: ${{ secrets.DOCKERHUB_USERNAME }}
-        password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Check out the repo
+        uses: actions/checkout@v2
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v3
+        with:
+          images: jhao104/proxy_pool
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}