chore: update GitHub Actions workflow for Docker image build and push

- Add permissions for package management in the workflow.
- Set up Docker Buildx for multi-platform builds.
- Log in to GitHub Container Registry for image pushing.
- Build and push Docker image for the client application with specified platforms and tags.

Author: theboringhumane

.github/workflows/artifacts.yml

@@ -13,6 +13,7 @@ on:
 
 permissions:
   contents: write
+  packages: write
 
 jobs:
   goreleaser:
@@ -37,3 +38,22 @@ jobs:
           args: release --clean
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: ./client
+          file: Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ghcr.io/${{ github.repository_owner }}/rabbit-client:latest