- db/schema.py: 添加 4 个复合索引优化查询性能 - idx_user_schedules_user_enabled - idx_schedule_execution_logs_schedule_id/user_id/status - db/users.py: print → logger,密码升级日志改为记录 user_id - crypto_utils.py: print → logger - password_utils.py: print → logger 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>