Cover success (200), duplicate (409), validation error (400), and
network failure paths using a MockClient.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- CodeParser: normalize scanned barcode to uppercase and trim whitespace
to handle scanner hardware outputting lowercase or trailing characters
- RegistrationPage: swap layout so location field is above zongpai field
- Lock mode: zongpai display changes to scrollable list supporting
multiple entries with swipe-to-delete and per-item delete buttons
- Lock mode: batch submit when multiple zongpai numbers are queued
- Show scanned barcode content in invalid code error messages
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
