phsl / new-api

✨ refactor(EditChannel&EditToken): refactor Channel & Token edit pages with Semi Form and UX enhancements

Overview
• Migrated both `EditChannel.js` and `EditToken.js` to fully leverage Semi UI `Form.*` components, removing legacy `Input/Select/TextArea` + manual labels.
• Unified data-loading strategy: when the drawer becomes visible we load (or reset) data via `props.visible + id` effect and `formApi.setValues()`, guaranteeing fields are always populated; form resets on close.
• Fixed blank-form bug when opening the same record twice.

Key improvements
1. Validation
   • `type`, `models` always required.
   • `key` required only while creating (not on edit).
2. Batch key creation
   • Checkbox moved into `extraText`; hidden when editing or when channel type = 41.
3. Layout & UI
   • `Row / Col` (12 + 12) for “Priority” and “Weight”.
   • Placeholders revised; model selector now shows creation hint; removed obsolete banner.
   • Help / extraText used for long hints, template buttons (`model_mapping`, `status_code_mapping`, `param_override`, etc.), and API address notice.
   • Added `showClear`, `min`, rounded card class names for consistency.
4. Reusable helpers
   • `batchAllowed`, `batchExtra` utilities.
   • `getInitValues()` + centralized `inputs`→form synchronization.
5. Token editor aligned to the same pattern (`props.visiable` watcher).

Result
Cleaner code, consistent UX, instant field population on every open, and clearer validation/error feedback across both editors.