ci: push docker image to DO container registry

.github/workflows/ci.yml

@@ -28,12 +28,41 @@ jobs:
 
   docker-build:
     runs-on: ubuntu-latest
+    needs:
+      - ci-fe
 
     steps:
     - uses: actions/checkout@v3
-
     - name: docker build
       run: |
         cd ./frontend
-        docker build .
-  
+        docker build . -t kemkas:${GITHUB_SHA::8}
+    - name: Install doctl
+      uses: digitalocean/action-doctl@v2
+      with:
+        token: ${{ secrets.DO_ACCESS_TOKEN }}
+    - name: Log in to DigitalOcean Container Registry with short-lived credentials
+      run: doctl registry login --expiry-seconds 1200
+    - name: Tag container image
+      run: |
+        docker tag kemkas:${GITHUB_SHA::8} registry.digitalocean.com/kemkas/kemkas:${GITHUB_SHA::8}
+    - name: Tag container image with latest tag
+      if: ${{ github.event_name == 'push' || ( github.event_name == 'pull_request' && github.event.action == 'closed' && github.event.pull_request.merged ) }}
+      run: |
+        docker tag kemkas:${GITHUB_SHA::8} registry.digitalocean.com/kemkas/kemkas:latest
+    - name: Push image to Container Registry
+      run: |
+        docker push --all-tags registry.digitalocean.com/kemkas/kemkas
+    - name: Get container image ID of the images just pushed
+      if: ${{ github.event_name == 'push' || ( github.event_name == 'pull_request' && github.event.action == 'closed' && github.event.pull_request.merged ) }}
+      run: |
+        docker images registry.digitalocean.com/kemkas/kemkas:${GITHUB_SHA::8} --format "{{.ID}}"
+        export DOCKER_IMAGE_ID=$(docker images registry.digitalocean.com/kemkas/kemkas:${GITHUB_SHA::8} --format "{{.ID}}")
+        export DOCKER_IMAGE_ID=DO-$DOCKER_IMAGE_ID
+        echo "DOCKER_IMAGE_ID=$DOCKER_IMAGE_ID" >> $GITHUB_ENV
+    - name: Tag commit
+      if: ${{ github.event_name == 'push' || ( github.event_name == 'pull_request' && github.event.action == 'closed' && github.event.pull_request.merged ) }}
+      uses: tvdias/github-tagger@v0.0.1
+      with:
+        repo-token: "${{ github.token }}"
+        tag: "${{ env.DOCKER_IMAGE_ID }}"