Update docker-image.yml

Author: DuyLongArt

.github/workflows/docker-image.yml

@@ -7,16 +7,23 @@ on:
     branches: [ "main" ]
 
 jobs:
-
   build:
-
     runs-on: ubuntu-latest
+    # Define the tag once so both steps use the exact same value
+    env:
+      IMAGE_TAG: ${{ github.sha }} 
 
     steps:
     - uses: actions/checkout@v4
-    - name: Build the Docker image
-      run: docker build . --file Dockerfile --tag duylongcontainer/ui:$(date +%s)
 
+    - name: Log in to Docker Hub
+      uses: docker/login-action@v3
+      with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+    - name: Build the Docker image
+      run: docker build . --file Dockerfile --tag duylongcontainer/ui:${{ env.IMAGE_TAG }}
 
     - name: Push to Dockerhub
-      run: docker push duylongcontainer/ui:$(date +%s)
+      run: docker push duylongcontainer/ui:${{ env.IMAGE_TAG }}