Upload shared/resume/latest.json with huggingface_hub

shared/resume/latest.json

@@ -1 +1 @@
-{"worker_id": "solo-worker", "checkpoint": "shared/checkpoints/latest", "step": 400, "updated_at": 1773843031}
+{"worker_id": "solo-worker", "checkpoint": "shared/checkpoints/latest", "step": 280, "updated_at": 1773843083}