2 Commits

Author	SHA1	Message	Date
shinchan-zhai	1d0d6f7afd	security: sanitize internal error messages in API responses ... - handler_trader.go: remove loadErr.Error() from 500 responses (2 instances) - handler_ai_cost.go: replace err.Error() with generic message, add logging - Internal errors now logged server-side, not exposed to clients	2026-03-23 10:46:22 +08:00
shinchan-zhai	fd77f2df3e	feat: AI cost tracking, pre-launch balance check, low balance alerts ... - store/ai_charge.go: local AI cost tracking per call (SQLite) - wallet/usdc.go: shared USDC balance query (Base chain RPC) - Pre-launch: estimate daily cost + runway days - Low balance: warn <$1, error at $0 (every 10 cycles) - API: GET /api/ai-costs for cost history - Frontend: model cards show price per call - Frontend: wallet create + QR deposit + balance display	2026-03-21 12:31:20 +08:00