feat(ci): simplify docker image tagging and extract version from package.json

.github/workflows/docker-build.yml

@@ -21,6 +21,12 @@ jobs:
             - name: Checkout code
               uses: actions/checkout@v6
 
+            - name: Extract version from package.json
+              id: version
+              run: |
+                  VERSION=$(grep '"version"' package.json | sed 's/.*"\([^"]*\)".*/\1/' | sed 's/(.*)//g')
+                  echo "version=$VERSION" >> $GITHUB_OUTPUT
+
             - name: Set up Docker Buildx
               uses: docker/setup-buildx-action@v3
 
@@ -45,10 +51,8 @@ jobs:
                       docker.io/${{ secrets.DOCKERHUB_USERNAME }}/website
                       ghcr.io/${{ github.repository }}
                   tags: |
-                      type=ref,event=branch
-                      type=semver,pattern={{version}}
-                      type=sha
                       type=raw,value=latest
+                      type=raw,value=${{ steps.version.outputs.version }}
 
             - name: Build and push
               uses: docker/build-push-action@v6