5 Commits

Author	SHA1	Message	Date
dekun	52aca456e9	Add PostgreSQL production backend to eliminate SQLite lock contention. ... Support DATABASE_URL with connection pooling, pg_dump backups, SQLite migration script, and deploy_postgres.sh with docs. Co-authored-by: Cursor <cursoragent@cursor.com>	2026-07-01 08:11:42 +08:00
dekun	508d85a282	Fix SQLite lock errors on /api/stats under concurrent writes. ... Retry stats cache commits, serialize refresh, and fall back to read-only compute so the stats API does not return 500 when the database is briefly locked. Co-authored-by: Cursor <cursoragent@cursor.com>	2026-06-26 12:23:33 +08:00
dekun	ab9987e4c7	Add personal license agreement and rename product section to tradable symbols. ... Co-authored-by: Cursor <cursoragent@cursor.com>	2026-06-26 02:52:45 +08:00
dekun	c302e1f3ca	fix: avoid SQLite lock on fast position poll by skipping DB writes ... Co-authored-by: Cursor <cursoragent@cursor.com>	2026-06-25 15:14:22 +08:00
dekun	55d95b4c39	进一步修复 SQLite 并发锁冲突，统一连接与重试机制。 ... 新增 db_conn 模块、缓存 schema 初始化、positions 页 commit，风控读库自动重试。 Co-authored-by: Cursor <cursoragent@cursor.com>	2026-06-24 10:30:26 +08:00