e8e4f6f7c7
Per review #320 comments: - Rename _sv() → get_supervise_mod() in both store files (review 206/211) - Move _audit_entry_from_row onto AuditStore as _row_to_entry static method (review 208); move _proposal/_response_from_row onto QueueStore (review 211) - Remove _host_db_path() free function; inline into __init__ (review 209/211) - Add stdlib migration runner using a shared schema_versions table; each store tracks its own version under a module key so they can coexist in the same DB without clobbering a shared PRAGMA user_version (reviews 210/212/213) - PRD: add goal 6 (migration runner), narrow non-goal to third-party ORM only