Update bake build context

Author: samuelattwood

.github/workflows/release.yaml

@@ -40,6 +40,7 @@ jobs:
     - name: Build and Push
       uses: docker/bake-action@v6
       with:
+        source: .
         files: docker-bake.hcl
         push: true
         set: goreleaser.args.GITHUB_TOKEN=${{ secrets.GITHUB_TOKEN }}