c652c61e0c
* feat: refactor UI to use coss + coupons UI * fix: use TRPCError and remove sensitive logging in createCoupon handler - Replace plain Error with TRPCError for consistent tRPC error handling - Use INTERNAL_SERVER_ERROR for missing env configuration - Use UNAUTHORIZED for permission denied errors - Use BAD_REQUEST for API failure errors - Remove console.warn that logged username (sensitive info) Co-Authored-By: unknown <> * feat: add copy button and fix 0 on % off --------- Co-authored-by: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>