fix(pipeline): Add build cache back

.gitea/workflows/pipeline.yaml

@@ -176,6 +176,8 @@ jobs:
           platforms: linux/amd64
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache
 
       - name: Image built successfully
         if: gitea.event_name == 'push' && gitea.ref == 'refs/heads/main'