Update docker.yml

Author: kobenguyent

.github/workflows/docker.yml

@@ -13,20 +13,17 @@ jobs:
       DOCKER_REPO: ${{ secrets.DOCKERHUB_USERNAME }}/${{ secrets.DOCKERHUB_REPOSITORY }}
 
     steps:
-      - name: Fetch full Git history and tags
+      - name: Checkout code
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
-      - name: Get the latest tag
-        id: get_tag
+      - name: Get version from package.json
+        id: get_version
         run: |
-          TAG=$(git describe --tags `git rev-list --tags --max-count=1`)
-          echo "TAG=$TAG" >> $GITHUB_ENV
-          echo "::set-output name=tag::$TAG"
-
-      - name: Checkout latest tag
-        run: git checkout tags/${{ env.TAG }}
+          VERSION=$(jq -r .version package.json)
+          echo "VERSION=$VERSION" >> $GITHUB_ENV
+          echo "version=$VERSION" >> $GITHUB_OUTPUT
 
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
@@ -37,19 +34,19 @@ jobs:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_PASSWORD }}
 
-      - name: Check if Docker tag exists
+      - name: Check if Docker tag exists on Docker Hub
         id: tag_check
         run: |
-          TAG_EXISTS=$(curl -s -o /dev/null -w "%{http_code}" \
-            https://hub.docker.com/v2/repositories/${DOCKER_REPO}/tags/${TAG}/)
-          echo "exists=$TAG_EXISTS" >> $GITHUB_OUTPUT
+          STATUS_CODE=$(curl -s -o /dev/null -w "%{http_code}" \
+            https://hub.docker.com/v2/repositories/${{ env.DOCKER_REPO }}/tags/${{ steps.get_version.outputs.version }}/)
+          echo "status_code=$STATUS_CODE" >> $GITHUB_OUTPUT
 
       - name: Build and push Docker image
-        if: steps.tag_check.outputs.exists != '200'
+        if: steps.tag_check.outputs.status_code != '200'
         uses: docker/build-push-action@v6
         with:
           context: .
           push: true
           tags: |
             ${{ env.DOCKER_REPO }}:latest
-            ${{ env.DOCKER_REPO }}:${{ env.TAG }}
+            ${{ env.DOCKER_REPO }}:${{ env.VERSION }}