docs: update sessions-and-checkpoints for the persistent/ephemeral split

Commit

Soph3mo ago

Rewrite the checkpoint storage interface section for the two-store facade (Stores.Persistent / Stores.Ephemeral()), the generic Read/Write/List surface, and the Write request unions. Update the Type enum, tables, and the CLAUDE.md one-liner to the persistent/ephemeral vocabulary.

Co-Authored-By: Claude Opus 4.8 (1M context) noreply@anthropic.com Entire-Checkpoint: 6ae608e3158b

Checkpoints

CodexGPT-5.5

Commit

Checkpoints

Review Checkpoint Commit f16b7101

Review GitStore Temporary Store Split

Review InitialAttribution Rename Commit

Review Checkpoint Committed Types Rename

Review Persistent Reads Collapse Commit

Review Checkpoint Write API Changes

Review Ephemeral Vocabulary Renaming Changes

Review Checkpoint Ephemeral Reads/Lists Collapse

Review Ephemeral Writes Unification Commit

Code Review for Stores Architecture Reshape

Review Checkpoint Store Rename Refactoring

Review Checkpoint Vocabulary Commit