ci(client): refactor release workflow

Signed-off-by: Quentin Guidée <[email protected]>

.github/workflows/client-dev.yml → .github/workflows/client.yml

@@ -8,6 +8,9 @@ on:
       - "client/**"
       - "packages/**"
       - ".github/workflows/client-dev.yml"
+    tags:
+      - "v*"
+
   pull_request:
     branches:
       - main
@@ -53,3 +56,26 @@ jobs:
           tags: ${{ steps.meta.outputs.tags }}
           platforms: linux/amd64,linux/arm64,linux/arm
           no-cache: true
+
+  promote-docker:
+    name: Promote Docker images
+    runs-on: ubuntu-latest
+    needs:
+      - build
+    if: startsWith(github.ref, 'refs/tags/v')
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Promote images
+        run: |
+          docker pull ghcr.io/${{ github.repository_owner }}/client:${{ format('{0}', github.ref_name) }}
+          docker tag ghcr.io/${{ github.repository_owner }}/client:${{ format('{0}', github.ref_name) }} ghcr.io/${{ github.repository_owner }}/client:latest
+          docker push ghcr.io/${{ github.repository_owner }}/client:latest