Ti .ddlmZddlZGddeZy)) MigrationNc\eZdZdZdZdej ddfdZdej ddfdZy) V2AddCanvasesz Add canvasesconnreturnNc"|jd|jd|jd}|jDcgc]}|d }}d|vr|jd|jd|jdycc}w) Na CREATE TABLE IF NOT EXISTS canvases ( id TEXT PRIMARY KEY, name TEXT NOT NULL, data TEXT, description TEXT DEFAULT '', thumbnail TEXT DEFAULT '', created_at TEXT DEFAULT (STRFTIME('%Y-%m-%dT%H:%M:%fZ', 'now')), updated_at TEXT DEFAULT (STRFTIME('%Y-%m-%dT%H:%M:%fZ', 'now')) ) zn CREATE INDEX IF NOT EXISTS idx_canvases_updated_at ON canvases(updated_at DESC, id DESC) z PRAGMA table_info(chat_sessions)r canvas_idzKALTER TABLE chat_sessions ADD COLUMN canvas_id TEXT REFERENCES canvases(id)zp INSERT OR IGNORE INTO canvases (id, name) VALUES ('default', 'Default Canvas') zt UPDATE chat_sessions SET canvas_id = 'default' WHERE canvas_id IS NULL )executefetchall)selfrcursorcolumncolumnss ]/home/jay/workspace/tools/ai-image-gen/jaaz-app/server/services/migrations/v2_add_canvases.pyupzV2AddCanvases.up s     @A+1??+<=6!9== g % LL] _     >s B c|jd|jd|jd|jd|jdy)Naa CREATE TABLE chat_sessions_new ( id TEXT PRIMARY KEY, created_at TEXT DEFAULT (STRFTIME('%Y-%m-%dT%H:%M:%fZ', 'now')), updated_at TEXT DEFAULT (STRFTIME('%Y-%m-%dT%H:%M:%fZ', 'now')), title TEXT, model TEXT, provider TEXT ) z INSERT INTO chat_sessions_new (id, created_at, updated_at, title, model, provider) SELECT id, created_at, updated_at, title, model, provider FROM chat_sessions zDROP TABLE chat_sessionsz5ALTER TABLE chat_sessions_new RENAME TO chat_sessionszDROP TABLE IF EXISTS canvases)r )rrs rdownzV2AddCanvases.down1sO     /0 LM 45) __name__ __module__ __qualname__version descriptionsqlite3 Connectionrrrrrrs?G K& w))& d& P6++66rr)rrrrrrr sA6IA6r