- nav-back: add text-align:left to override page-header's center
- ble-connect mock: call bind API first to get fresh token before
confirm, instead of relying on potentially stale URL params
- utils.js: use local time instead of UTC for toMysqlDate, fixing
timezone mismatch with MySQL NOW() that caused bind tokens to
appear immediately expired
Server:
- POST /api/v1/admin/password: admin password change with bcrypt migration
- POST /api/v1/subscription/trial: user trial activation, one per user
- POST /api/v1/admin/devices/batch: bulk device import (up to 500)
- Add trial plan (7 days, free) to PLANS constant
Admin console:
- Settings page: add password change form with validation
- Device page: add batch import modal with textarea input
Miniprogram:
- Treating page: add back button with stop-treatment confirmation
- Index page: add mock device bind button (dev mode only)