update workflow yaml

.gitea/workflows/actions.yml

@@ -9,15 +9,29 @@ jobs:
   build:
     runs-on: ubuntu-latest
     env:
-      BUILD_NAME: "go/ddns"
-      SERVICE_NAME: "ddns"
-      IMAGE_TAG: "latest"
+      BUILD_NAME: "nginx"
+      SERVICE_NAME: "nginx"
+      IMAGE_TAG: "release"
+      EXTERNAL_FLAG: ""
     steps:
       - name: Checkout Code
         uses: actions/checkout@v2
-      - run: docker build -t $BUILD_NAME:$IMAGE_TAG .
-      - run: CONTAINER_NAME=$(docker ps -aq --filter name=$SERVICE_NAME)
-      - run:  if [[ -n "$CONTAINER_NAME" ]]; then
+      - name: Check container name
+        run: CONTAINER_NAME=$(docker ps -aq --filter name=$SERVICE_NAME)
+      - name: Stop container
+        run: if [[ -n "$CONTAINER_NAME" ]]; then
+          docker stop $CONTAINER_NAME
+          fi
+      - name: Delete container
+        run: if [[ -n "$CONTAINER_NAME" ]]; then
           docker rm -f $CONTAINER_NAME;
           fi
-      - run: docker run -d --net=host --name $SERVICE_NAME $BUILD_NAME:$IMAGE_TAG
+      - name: Rename image
+        run: if [[ -n "$BUILD_NAME" ]]; then
+          docker tag  $BUILD_NAME:bak;
+          fi
+      - name: Build new image
+        run: docker build -t $BUILD_NAME:$IMAGE_TAG .
+
+      - name: Run container
+        run: docker run -d $EXTERNAL_FLAG --name $SERVICE_NAME $BUILD_NAME:$IMAGE_TAG