Rebuild session video URLs from disk on every read so Colab-created sessions play on HF Space without stale tunnel links.

Read target size from calibration

Use canonical Storage dataset root only

Reconcile archive storage with HF dataset

Use write token for HF storage commits

Fix HF storage delete path handling

Delete HF storage by explicit file commit; allow remote-only player delete

Judge HF delete by end state, not the raised exception

Fix storage sync/delete so deletes are not resurrected

Fix delete errors and add startup timing logs

intial