feat: checkpoint TUI with tree view, fork support, editable inputs/outputs

- Rewrite TUI with Tree widget showing branch/fork lineage
- Add Resume and Fork buttons in detail panel with Collapsible entities
- Show branch and parent_id in detail panel and CLI info output
- Auto-detect .checkpoints.db when default dir missing
- Append .db to location for SqliteProvider when no extension set
- Fix RuntimeState.from_checkpoint not setting provider/location
- Fork now writes initial checkpoint on new branch
- Add from_checkpoint, fork, and CLI docs to checkpointing.mdx
This commit is contained in:
Greyson LaLonde
2026-04-10 21:24:49 +08:00
committed by GitHub
parent 6efa142e22
commit 1293dee241
11 changed files with 652 additions and 242 deletions

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