Upload shared/resume/latest.json with huggingface_hub

shared/resume/latest.json

@@ -1 +1 @@
-{"worker_id": "solo-worker", "checkpoint": "shared/checkpoints/latest", "step": 544, "updated_at": 1774274829}
+{"worker_id": "solo-worker", "checkpoint": "shared/checkpoints/latest", "step": 800, "updated_at": 1774278015}