fix: use registry cache instead of GitHub Actions cache for Gitea compatibility

.gitea/workflows/docker-build-push.yml

@@ -75,8 +75,8 @@ jobs:
           push: ${{ gitea.event_name != 'pull_request' }}
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
+          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache
+          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:buildcache,mode=max
           build-args: |
             NODE_ENV=production
             CI=true