How to solve "Spaces stuck in Building" problems
I'm facing the same issue—Space stuck in "Building" even after restart and Factory rebuild. Any fix?
 > I'm facing the same issue—Space stuck in "Building" even after restart and Factory rebuild. Any fix?

Also see https://github.com/huggingface/huggingface_hub/issues/3019 I'm facing the same issue. The build fails with the same error, and restarting won't help. Is there a fix or ETA? 
### Describe the bug

Public spaces may stuck in Building after restarting, error log as follows:

build error
Unexpected job error

ERROR: failed to push spaces-registry.huggingface.tech/spaces/*:cpu-*-*: unexpected status from HEAD request to https://spaces-registry.huggingface.tech/v2/spaces/*/manifests/cpu-*-*: 401 Unauthorized

### Steps to reproduce the bug

Restart space / Factory rebuild cannot avoid it

### Expected behavior

Fix this problem

### Environment info

no requirements.txt can still happen
python gradio spaces