[add] 5 MobX-RESTful form components with Shadcn UI

[Copilot]

Implementation Complete ✅

Successfully implemented 6 new Shadcn UI components based on MobX-RESTful-table:

Components Implemented

• ArrayField - Dynamic array field with add/remove buttons for form arrays
• BadgeInput - Input displaying values as removable badges (multiple entries)
• RangeInput - Range slider with optional custom icon display
• FilePicker - File picker with preview and remove functionality
• FormField - Unified form field wrapper (input/textarea/select with labels)
• SearchableInput - Searchable select with badge display (single/multiple selection)

Recent Changes

• Extracted reusable ComponentCard component to reduce duplication in app/page.tsx
• Simplified FormFieldExample to use implicit return
• All components now use consistent card layout pattern

Implementation Summary

1. ✅ Installed required shadcn UI components (badge, button, dialog, input, label)
2. ✅ Implemented all 6 components following the Shadcn UI pattern
3. ✅ Created example files for each component demonstrating usage
4. ✅ Registered all components in registry.json with dependencies
5. ✅ Added all components to the demo page with consistent layout
6. ✅ Extracted ComponentCard for reusable card layout
7. ✅ Fixed all TypeScript compilation errors
8. ✅ Registry builds successfully
9. ✅ Production build completes without errors
10. ✅ All components tested and working

Screenshots

Range Input (Star Rating & Volume Control):

Form Field (Various Input Types):

Technical Details

All components:

• Follow the existing Shadcn UI component pattern from PR [add] 6 simple MobX-RESTful components with Shadcn UI registry patterns #2
• Use MobX for reactive state management
• Support TypeScript with proper typing
• Include proper accessibility attributes
• Are fully integrated into the registry system
• Can be installed independently via shadcn CLI
• Build successfully for production

Code Quality Improvements

• Reduced code duplication by extracting ComponentCard component
• Simplified component examples with implicit returns where appropriate
• Maintained consistent styling and layout across all demo cards

Original prompt

基于 #2 的模式，用 Shadcn UI 实现以下组件：

1. https://github.com/idea2app/MobX-RESTful-table/blob/master/source/ArrayField.tsx
2. https://github.com/idea2app/MobX-RESTful-table/blob/master/source/BadgeInput.tsx
3. https://github.com/idea2app/MobX-RESTful-table/blob/master/source/FilePicker.tsx
4. https://github.com/idea2app/MobX-RESTful-table/blob/master/source/RangeInput.tsx
5. https://github.com/idea2app/MobX-RESTful-table/blob/master/source/SearchableInput.tsx
6. https://github.com/idea2app/MobX-RESTful-table/blob/master/source/FormField.tsx

Human changes

1. [optimize] simplify Copilot's source codes
2. [remove] complex Searchable Input component

创建自 VS Code。

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