- Replace Mutex<Connection> with Vec<Mutex<Connection>> pool (default 4) with try_lock fast-path and blocking fallback - Add SessionRecord struct and session CRUD to Store trait (default no-ops) - Implement session persistence in SqlStore (sessions table, migration 009) - Add blob upload/download with SHA-256 verified staging assembly (blobs + blob_staging tables, migration 010) - All 35 server tests pass, FileBackedStore unaffected
267 B
267 B