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    shadcn-ui

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    About

    shadcn/ui component library patterns. Covers CLI usage, installation, component categories, theming with CSS variables, dark mode setup, and integration with React Hook Form + Zod...

    SKILL.md

    shadcn/ui Component Library

    shadcn/ui is a collection of beautifully-designed, accessible components and a code distribution platform. It is built with TypeScript, Tailwind CSS, and Radix UI primitives. It supports multiple frameworks including Next.js, Vite, Remix, Astro, and more. Open Source. Open Code. AI-Ready. It also comes with a command-line tool to install and manage components and a registry system to publish and distribute code.

    Key Principles

    • Open Code: Components are copied into your project, not installed as dependencies
    • Composition: Build complex UIs by composing simple components
    • Distribution: CLI and registry system for easy component management
    • Beautiful Defaults: Production-ready styling out of the box
    • AI-Ready: Designed to work well with AI assistants

    Quick Reference

    CLI Commands

    # Initialize shadcn/ui in your project
    npx shadcn@latest init
    
    # Add a component
    npx shadcn@latest add button
    
    # Add multiple components
    npx shadcn@latest add button card dialog
    
    # Add all components
    npx shadcn@latest add --all
    
    # Update components
    npx shadcn@latest diff
    
    # List available components
    npx shadcn@latest add
    

    Configuration (components.json)

    {
      "$schema": "https://ui.shadcn.com/schema.json",
      "style": "new-york",
      "rsc": false,
      "tsx": true,
      "tailwind": {
        "config": "tailwind.config.js",
        "css": "src/index.css",
        "baseColor": "neutral",
        "cssVariables": true
      },
      "aliases": {
        "components": "@/components",
        "utils": "@/lib/utils",
        "ui": "@/components/ui",
        "lib": "@/lib",
        "hooks": "@/hooks"
      }
    }
    

    Documentation Index

    Overview

    Topic URL Description
    Introduction https://ui.shadcn.com/docs Core principles and getting started
    CLI https://ui.shadcn.com/docs/cli Command-line tool reference
    components.json https://ui.shadcn.com/docs/components-json Configuration file documentation
    Theming https://ui.shadcn.com/docs/theming Colors, typography, design tokens
    Changelog https://ui.shadcn.com/docs/changelog Release notes and version history
    About https://ui.shadcn.com/docs/about Credits and project information

    Installation by Framework

    Framework URL Notes
    Vite https://ui.shadcn.com/docs/installation/vite Recommended for this plugin
    TanStack Router https://ui.shadcn.com/docs/installation/tanstack-router Works with TanStack ecosystem
    TanStack Start https://ui.shadcn.com/docs/installation/tanstack Full-stack TanStack framework
    Next.js https://ui.shadcn.com/docs/installation/next App Router and Pages Router
    Remix https://ui.shadcn.com/docs/installation/remix Remix framework
    Astro https://ui.shadcn.com/docs/installation/astro Astro framework
    React Router https://ui.shadcn.com/docs/installation/react-router React Router v7+
    Laravel https://ui.shadcn.com/docs/installation/laravel Laravel Inertia
    Gatsby https://ui.shadcn.com/docs/installation/gatsby Gatsby framework
    Manual https://ui.shadcn.com/docs/installation/manual Without CLI

    Installation Instructions

    TanStack Router (Recommended)

    The fastest way to get started with shadcn/ui and TanStack Router:

    # Create new project with shadcn/ui pre-configured
    npx create-tsrouter-app@latest my-app --template file-router --tailwind --add-ons shadcn
    

    Then add components:

    npx shadcn@latest add button
    

    Usage in routes:

    // src/routes/index.tsx
    import { createFileRoute } from "@tanstack/react-router"
    import { Button } from "@/components/ui/button"
    
    export const Route = createFileRoute("/")({
      component: App,
    })
    
    function App() {
      return (
        <div>
          <Button>Click me</Button>
        </div>
      )
    }
    

    Vite Installation

    Step 1: Create project

    npm create vite@latest
    # Select: React + TypeScript
    

    Step 2: Add Tailwind CSS

    npm install tailwindcss @tailwindcss/vite
    

    Replace src/index.css:

    @import "tailwindcss";
    

    Step 3: Configure TypeScript paths

    Edit tsconfig.json:

    {
      "files": [],
      "references": [
        { "path": "./tsconfig.app.json" },
        { "path": "./tsconfig.node.json" }
      ],
      "compilerOptions": {
        "baseUrl": ".",
        "paths": {
          "@/*": ["./src/*"]
        }
      }
    }
    

    Edit tsconfig.app.json:

    {
      "compilerOptions": {
        "baseUrl": ".",
        "paths": {
          "@/*": ["./src/*"]
        }
      }
    }
    

    Step 4: Configure Vite

    npm install -D @types/node
    

    Edit vite.config.ts:

    import path from "path"
    import tailwindcss from "@tailwindcss/vite"
    import react from "@vitejs/plugin-react"
    import { defineConfig } from "vite"
    
    export default defineConfig({
      plugins: [react(), tailwindcss()],
      resolve: {
        alias: {
          "@": path.resolve(__dirname, "./src"),
        },
      },
    })
    

    Step 5: Initialize shadcn/ui

    npx shadcn@latest init
    # Select: Neutral as base color
    

    Step 6: Add components

    npx shadcn@latest add button
    

    Usage:

    // src/App.tsx
    import { Button } from "@/components/ui/button"
    
    function App() {
      return (
        <div className="flex min-h-svh flex-col items-center justify-center">
          <Button>Click me</Button>
        </div>
      )
    }
    
    export default App
    

    Manual Installation (Without CLI)

    Step 1: Add Tailwind CSS

    Follow the Tailwind CSS installation guide.

    Step 2: Add dependencies

    npm install class-variance-authority clsx tailwind-merge lucide-react tw-animate-css
    

    Step 3: Configure path aliases

    In tsconfig.json:

    {
      "compilerOptions": {
        "baseUrl": ".",
        "paths": {
          "@/*": ["./*"]
        }
      }
    }
    

    Step 4: Configure styles

    Create src/styles/globals.css:

    @import "tailwindcss";
    @import "tw-animate-css";
    
    @custom-variant dark (&:is(.dark *));
    
    :root {
      --background: oklch(1 0 0);
      --foreground: oklch(0.145 0 0);
      --card: oklch(1 0 0);
      --card-foreground: oklch(0.145 0 0);
      --popover: oklch(1 0 0);
      --popover-foreground: oklch(0.145 0 0);
      --primary: oklch(0.205 0 0);
      --primary-foreground: oklch(0.985 0 0);
      --secondary: oklch(0.97 0 0);
      --secondary-foreground: oklch(0.205 0 0);
      --muted: oklch(0.97 0 0);
      --muted-foreground: oklch(0.556 0 0);
      --accent: oklch(0.97 0 0);
      --accent-foreground: oklch(0.205 0 0);
      --destructive: oklch(0.577 0.245 27.325);
      --destructive-foreground: oklch(0.577 0.245 27.325);
      --border: oklch(0.922 0 0);
      --input: oklch(0.922 0 0);
      --ring: oklch(0.708 0 0);
      --chart-1: oklch(0.646 0.222 41.116);
      --chart-2: oklch(0.6 0.118 184.704);
      --chart-3: oklch(0.398 0.07 227.392);
      --chart-4: oklch(0.828 0.189 84.429);
      --chart-5: oklch(0.769 0.188 70.08);
      --radius: 0.625rem;
      --sidebar: oklch(0.985 0 0);
      --sidebar-foreground: oklch(0.145 0 0);
      --sidebar-primary: oklch(0.205 0 0);
      --sidebar-primary-foreground: oklch(0.985 0 0);
      --sidebar-accent: oklch(0.97 0 0);
      --sidebar-accent-foreground: oklch(0.205 0 0);
      --sidebar-border: oklch(0.922 0 0);
      --sidebar-ring: oklch(0.708 0 0);
    }
    
    .dark {
      --background: oklch(0.145 0 0);
      --foreground: oklch(0.985 0 0);
      --card: oklch(0.145 0 0);
      --card-foreground: oklch(0.985 0 0);
      --popover: oklch(0.145 0 0);
      --popover-foreground: oklch(0.985 0 0);
      --primary: oklch(0.985 0 0);
      --primary-foreground: oklch(0.205 0 0);
      --secondary: oklch(0.269 0 0);
      --secondary-foreground: oklch(0.985 0 0);
      --muted: oklch(0.269 0 0);
      --muted-foreground: oklch(0.708 0 0);
      --accent: oklch(0.269 0 0);
      --accent-foreground: oklch(0.985 0 0);
      --destructive: oklch(0.396 0.141 25.723);
      --destructive-foreground: oklch(0.637 0.237 25.331);
      --border: oklch(0.269 0 0);
      --input: oklch(0.269 0 0);
      --ring: oklch(0.439 0 0);
      --chart-1: oklch(0.488 0.243 264.376);
      --chart-2: oklch(0.696 0.17 162.48);
      --chart-3: oklch(0.769 0.188 70.08);
      --chart-4: oklch(0.627 0.265 303.9);
      --chart-5: oklch(0.645 0.246 16.439);
      --sidebar: oklch(0.205 0 0);
      --sidebar-foreground: oklch(0.985 0 0);
      --sidebar-primary: oklch(0.488 0.243 264.376);
      --sidebar-primary-foreground: oklch(0.985 0 0);
      --sidebar-accent: oklch(0.269 0 0);
      --sidebar-accent-foreground: oklch(0.985 0 0);
      --sidebar-border: oklch(0.269 0 0);
      --sidebar-ring: oklch(0.439 0 0);
    }
    
    @theme inline {
      --color-background: var(--background);
      --color-foreground: var(--foreground);
      --color-card: var(--card);
      --color-card-foreground: var(--card-foreground);
      --color-popover: var(--popover);
      --color-popover-foreground: var(--popover-foreground);
      --color-primary: var(--primary);
      --color-primary-foreground: var(--primary-foreground);
      --color-secondary: var(--secondary);
      --color-secondary-foreground: var(--secondary-foreground);
      --color-muted: var(--muted);
      --color-muted-foreground: var(--muted-foreground);
      --color-accent: var(--accent);
      --color-accent-foreground: var(--accent-foreground);
      --color-destructive: var(--destructive);
      --color-destructive-foreground: var(--destructive-foreground);
      --color-border: var(--border);
      --color-input: var(--input);
      --color-ring: var(--ring);
      --color-chart-1: var(--chart-1);
      --color-chart-2: var(--chart-2);
      --color-chart-3: var(--chart-3);
      --color-chart-4: var(--chart-4);
      --color-chart-5: var(--chart-5);
      --radius-sm: calc(var(--radius) - 4px);
      --radius-md: calc(var(--radius) - 2px);
      --radius-lg: var(--radius);
      --radius-xl: calc(var(--radius) + 4px);
      --color-sidebar: var(--sidebar);
      --color-sidebar-foreground: var(--sidebar-foreground);
      --color-sidebar-primary: var(--sidebar-primary);
      --color-sidebar-primary-foreground: var(--sidebar-primary-foreground);
      --color-sidebar-accent: var(--sidebar-accent);
      --color-sidebar-accent-foreground: var(--sidebar-accent-foreground);
      --color-sidebar-border: var(--sidebar-border);
      --color-sidebar-ring: var(--sidebar-ring);
    }
    
    @layer base {
      * {
        @apply border-border outline-ring/50;
      }
      body {
        @apply bg-background text-foreground;
      }
    }
    

    Step 5: Add cn() helper

    Create lib/utils.ts:

    import { clsx, type ClassValue } from "clsx"
    import { twMerge } from "tailwind-merge"
    
    export function cn(...inputs: ClassValue[]) {
      return twMerge(clsx(inputs))
    }
    

    Step 6: Create components.json

    {
      "$schema": "https://ui.shadcn.com/schema.json",
      "style": "new-york",
      "rsc": false,
      "tsx": true,
      "tailwind": {
        "config": "",
        "css": "src/styles/globals.css",
        "baseColor": "neutral",
        "cssVariables": true,
        "prefix": ""
      },
      "aliases": {
        "components": "@/components",
        "utils": "@/lib/utils",
        "ui": "@/components/ui",
        "lib": "@/lib",
        "hooks": "@/hooks"
      },
      "iconLibrary": "lucide"
    }
    

    Step 7: Add components

    npx shadcn@latest add button
    

    Components Reference

    Form & Input Components

    Component URL Description
    Form https://ui.shadcn.com/docs/components/form React Hook Form + Zod validation
    Field https://ui.shadcn.com/docs/components/field Form field with label and error
    Button https://ui.shadcn.com/docs/components/button Multiple variants (default, destructive, outline, secondary, ghost, link)
    Button Group https://ui.shadcn.com/docs/components/button-group Group multiple buttons
    Input https://ui.shadcn.com/docs/components/input Text input
    Input Group https://ui.shadcn.com/docs/components/input-group Input with prefix/suffix
    Input OTP https://ui.shadcn.com/docs/components/input-otp One-time password input
    Textarea https://ui.shadcn.com/docs/components/textarea Multi-line text input
    Checkbox https://ui.shadcn.com/docs/components/checkbox Checkbox input
    Radio Group https://ui.shadcn.com/docs/components/radio-group Radio button group
    Select https://ui.shadcn.com/docs/components/select Select dropdown
    Switch https://ui.shadcn.com/docs/components/switch Toggle switch
    Slider https://ui.shadcn.com/docs/components/slider Slider input
    Calendar https://ui.shadcn.com/docs/components/calendar Date selection
    Date Picker https://ui.shadcn.com/docs/components/date-picker Input + calendar
    Combobox https://ui.shadcn.com/docs/components/combobox Searchable select with autocomplete
    Label https://ui.shadcn.com/docs/components/label Form label

    Layout & Navigation Components

    Component URL Description
    Accordion https://ui.shadcn.com/docs/components/accordion Collapsible sections
    Breadcrumb https://ui.shadcn.com/docs/components/breadcrumb Navigation breadcrumbs
    Navigation Menu https://ui.shadcn.com/docs/components/navigation-menu Accessible nav with dropdowns
    Sidebar https://ui.shadcn.com/docs/components/sidebar Collapsible app sidebar
    Tabs https://ui.shadcn.com/docs/components/tabs Tabbed interface
    Separator https://ui.shadcn.com/docs/components/separator Visual divider
    Scroll Area https://ui.shadcn.com/docs/components/scroll-area Custom scrollable area
    Resizable https://ui.shadcn.com/docs/components/resizable Resizable panel layout

    Overlay & Dialog Components

    Component URL Description
    Dialog https://ui.shadcn.com/docs/components/dialog Modal dialog
    Alert Dialog https://ui.shadcn.com/docs/components/alert-dialog Confirmation prompts
    Sheet https://ui.shadcn.com/docs/components/sheet Slide-out panel (drawer)
    Drawer https://ui.shadcn.com/docs/components/drawer Mobile-friendly drawer (Vaul)
    Popover https://ui.shadcn.com/docs/components/popover Floating popover
    Tooltip https://ui.shadcn.com/docs/components/tooltip Additional context on hover
    Hover Card https://ui.shadcn.com/docs/components/hover-card Card on hover
    Context Menu https://ui.shadcn.com/docs/components/context-menu Right-click menu
    Dropdown Menu https://ui.shadcn.com/docs/components/dropdown-menu Dropdown menu
    Menubar https://ui.shadcn.com/docs/components/menubar Horizontal menubar
    Command https://ui.shadcn.com/docs/components/command Command palette (cmdk)

    Feedback & Status Components

    Component URL Description
    Alert https://ui.shadcn.com/docs/components/alert Messages and notifications
    Toast https://ui.shadcn.com/docs/components/toast Toast notifications (Sonner)
    Progress https://ui.shadcn.com/docs/components/progress Progress bar
    Spinner https://ui.shadcn.com/docs/components/spinner Loading spinner
    Skeleton https://ui.shadcn.com/docs/components/skeleton Loading placeholder
    Badge https://ui.shadcn.com/docs/components/badge Labels and status indicators
    Empty https://ui.shadcn.com/docs/components/empty Empty state

    Display & Media Components

    Component URL Description
    Avatar https://ui.shadcn.com/docs/components/avatar User profile images
    Card https://ui.shadcn.com/docs/components/card Card container
    Table https://ui.shadcn.com/docs/components/table Data display table
    Data Table https://ui.shadcn.com/docs/components/data-table Advanced table with TanStack Table
    Chart https://ui.shadcn.com/docs/components/chart Charts (Recharts)
    Carousel https://ui.shadcn.com/docs/components/carousel Carousel (Embla)
    Aspect Ratio https://ui.shadcn.com/docs/components/aspect-ratio Maintains aspect ratio
    Typography https://ui.shadcn.com/docs/components/typography Typography styles
    Item https://ui.shadcn.com/docs/components/item Generic list item
    Kbd https://ui.shadcn.com/docs/components/kbd Keyboard shortcut display

    Miscellaneous Components

    Component URL Description
    Collapsible https://ui.shadcn.com/docs/components/collapsible Collapsible container
    Toggle https://ui.shadcn.com/docs/components/toggle Toggle button
    Toggle Group https://ui.shadcn.com/docs/components/toggle-group Group of toggles
    Pagination https://ui.shadcn.com/docs/components/pagination Pagination controls

    Dark Mode Setup

    Framework URL
    Overview https://ui.shadcn.com/docs/dark-mode
    Vite https://ui.shadcn.com/docs/dark-mode/vite
    Next.js https://ui.shadcn.com/docs/dark-mode/next
    Astro https://ui.shadcn.com/docs/dark-mode/astro
    Remix https://ui.shadcn.com/docs/dark-mode/remix

    Forms Integration

    Topic URL Description
    Overview https://ui.shadcn.com/docs/forms Forms guide
    React Hook Form https://ui.shadcn.com/docs/forms/react-hook-form Recommended for this plugin
    TanStack Form https://ui.shadcn.com/docs/forms/tanstack-form Alternative form library
    Next.js Server Actions https://ui.shadcn.com/docs/forms/next Server-side forms

    Advanced Topics

    Topic URL Description
    Monorepo https://ui.shadcn.com/docs/monorepo Monorepo setup
    React 19 https://ui.shadcn.com/docs/react-19 React 19 support
    Tailwind CSS v4 https://ui.shadcn.com/docs/tailwind-v4 Tailwind v4 setup
    JavaScript https://ui.shadcn.com/docs/javascript Non-TypeScript usage
    Figma https://ui.shadcn.com/docs/figma Design resources
    v0 https://ui.shadcn.com/docs/v0 AI UI generation

    MCP Server Integration

    shadcn/ui provides an MCP (Model Context Protocol) server for AI integrations:

    URL: https://ui.shadcn.com/docs/mcp

    Features:

    • Browse components from registries
    • Search components by name or description
    • Install components using natural language
    • Works with Claude Code, Cursor, VS Code, Codex

    Setup for Claude Code:

    {
      "mcpServers": {
        "shadcn": {
          "command": "npx",
          "args": ["-y", "shadcn@canary", "mcp"]
        }
      }
    }
    

    Registry System

    Topic URL Description
    Overview https://ui.shadcn.com/docs/registry Creating registries
    Getting Started https://ui.shadcn.com/docs/registry/getting-started Setup guide
    Examples https://ui.shadcn.com/docs/registry/examples Example registries
    FAQ https://ui.shadcn.com/docs/registry/faq Common questions
    Authentication https://ui.shadcn.com/docs/registry/authentication Auth for registries
    Registry MCP https://ui.shadcn.com/docs/registry/mcp MCP integration

    Registry Schemas

    Schema URL
    Registry Index https://ui.shadcn.com/schema/registry.json
    Registry Item https://ui.shadcn.com/schema/registry-item.json

    Common Patterns

    Installing Components for a Feature

    # Authentication flow
    npx shadcn@latest add button input form label card
    
    # Dashboard layout
    npx shadcn@latest add sidebar navigation-menu breadcrumb avatar dropdown-menu
    
    # Data display
    npx shadcn@latest add table data-table pagination skeleton
    
    # Forms
    npx shadcn@latest add form field input select checkbox radio-group switch calendar date-picker combobox
    
    # Feedback
    npx shadcn@latest add alert toast dialog alert-dialog
    

    File Structure After Installation

    src/
    ├── components/
    │   └── ui/
    │       ├── button.tsx
    │       ├── card.tsx
    │       ├── dialog.tsx
    │       └── ...
    ├── lib/
    │   └── utils.ts          # cn() utility function
    └── index.css             # Tailwind + CSS variables
    

    The cn() Utility

    // lib/utils.ts
    import { clsx, type ClassValue } from "clsx"
    import { twMerge } from "tailwind-merge"
    
    export function cn(...inputs: ClassValue[]) {
      return twMerge(clsx(inputs))
    }
    
    // Usage
    <Button className={cn("w-full", isLoading && "opacity-50")} />
    

    Button Variants

    <Button variant="default">Default</Button>
    <Button variant="destructive">Destructive</Button>
    <Button variant="outline">Outline</Button>
    <Button variant="secondary">Secondary</Button>
    <Button variant="ghost">Ghost</Button>
    <Button variant="link">Link</Button>
    
    <Button size="default">Default</Button>
    <Button size="sm">Small</Button>
    <Button size="lg">Large</Button>
    <Button size="icon"><IconName /></Button>
    

    Form with React Hook Form + Zod

    import { useForm } from "react-hook-form"
    import { zodResolver } from "@hookform/resolvers/zod"
    import * as z from "zod"
    import { Button } from "@/components/ui/button"
    import { Form, FormControl, FormField, FormItem, FormLabel, FormMessage } from "@/components/ui/form"
    import { Input } from "@/components/ui/input"
    
    const formSchema = z.object({
      email: z.string().email(),
      password: z.string().min(8),
    })
    
    export function LoginForm() {
      const form = useForm<z.infer<typeof formSchema>>({
        resolver: zodResolver(formSchema),
        defaultValues: { email: "", password: "" },
      })
    
      function onSubmit(values: z.infer<typeof formSchema>) {
        console.log(values)
      }
    
      return (
        <Form {...form}>
          <form onSubmit={form.handleSubmit(onSubmit)} className="space-y-4">
            <FormField
              control={form.control}
              name="email"
              render={({ field }) => (
                <FormItem>
                  <FormLabel>Email</FormLabel>
                  <FormControl>
                    <Input placeholder="email@example.com" {...field} />
                  </FormControl>
                  <FormMessage />
                </FormItem>
              )}
            />
            <FormField
              control={form.control}
              name="password"
              render={({ field }) => (
                <FormItem>
                  <FormLabel>Password</FormLabel>
                  <FormControl>
                    <Input type="password" {...field} />
                  </FormControl>
                  <FormMessage />
                </FormItem>
              )}
            />
            <Button type="submit">Submit</Button>
          </form>
        </Form>
      )
    }
    

    Data Table with TanStack Table

    import { DataTable } from "@/components/ui/data-table"
    import { ColumnDef } from "@tanstack/react-table"
    
    type User = {
      id: string
      name: string
      email: string
    }
    
    const columns: ColumnDef<User>[] = [
      { accessorKey: "name", header: "Name" },
      { accessorKey: "email", header: "Email" },
    ]
    
    export function UsersTable({ data }: { data: User[] }) {
      return <DataTable columns={columns} data={data} />
    }
    

    Theming

    CSS Variables

    /* index.css */
    @layer base {
      :root {
        --background: 0 0% 100%;
        --foreground: 0 0% 3.9%;
        --card: 0 0% 100%;
        --card-foreground: 0 0% 3.9%;
        --popover: 0 0% 100%;
        --popover-foreground: 0 0% 3.9%;
        --primary: 0 0% 9%;
        --primary-foreground: 0 0% 98%;
        --secondary: 0 0% 96.1%;
        --secondary-foreground: 0 0% 9%;
        --muted: 0 0% 96.1%;
        --muted-foreground: 0 0% 45.1%;
        --accent: 0 0% 96.1%;
        --accent-foreground: 0 0% 9%;
        --destructive: 0 84.2% 60.2%;
        --destructive-foreground: 0 0% 98%;
        --border: 0 0% 89.8%;
        --input: 0 0% 89.8%;
        --ring: 0 0% 3.9%;
        --radius: 0.5rem;
      }
    
      .dark {
        --background: 0 0% 3.9%;
        --foreground: 0 0% 98%;
        /* ... dark mode values */
      }
    }
    

    Using Theme Colors

    // In components
    <div className="bg-background text-foreground" />
    <div className="bg-primary text-primary-foreground" />
    <div className="bg-secondary text-secondary-foreground" />
    <div className="bg-muted text-muted-foreground" />
    <div className="bg-accent text-accent-foreground" />
    <div className="bg-destructive text-destructive-foreground" />
    <div className="border-border" />
    <div className="ring-ring" />
    

    Best Practices

    1. Component Organization

    src/components/
    ├── ui/                 # shadcn/ui components (don't modify directly)
    │   ├── button.tsx
    │   └── ...
    ├── forms/              # Form-specific compositions
    │   ├── login-form.tsx
    │   └── ...
    ├── layout/             # Layout components
    │   ├── header.tsx
    │   └── sidebar.tsx
    └── features/           # Feature-specific components
        └── dashboard/
    

    2. Extending Components

    // components/ui/button.tsx is the base
    // Create variants in your own components:
    
    import { Button } from "@/components/ui/button"
    
    export function LoadingButton({ loading, children, ...props }) {
      return (
        <Button disabled={loading} {...props}>
          {loading ? <Spinner className="mr-2" /> : null}
          {children}
        </Button>
      )
    }
    

    3. Consistent Spacing

    // Use Tailwind's spacing scale
    <div className="space-y-4">      {/* 1rem gap */}
      <Card className="p-6">          {/* 1.5rem padding */}
        <CardHeader className="pb-4"> {/* 1rem bottom padding */}
        <CardContent className="pt-0">
      </Card>
    </div>
    

    4. Responsive Design

    <Dialog>
      <DialogContent className="sm:max-w-[425px]">
        {/* Mobile: full width, Desktop: max 425px */}
      </DialogContent>
    </Dialog>
    
    <Sheet side="left" className="w-[300px] sm:w-[400px]">
      {/* Responsive sidebar width */}
    </Sheet>
    

    Integration with This Plugin

    This skill complements other frontend plugin skills:

    • react-patterns: React 19 patterns work with shadcn/ui components
    • tanstack-router: Type-safe routing with shadcn/ui layouts
    • tanstack-query: Data fetching for Data Tables and forms
    • api-integration: API types for form validation schemas
    • tooling-setup: Vite + Tailwind setup for shadcn/ui

    Recommended Installation Order

    1. Set up Vite + React + TypeScript + Tailwind (tooling-setup skill)
    2. Initialize shadcn/ui: npx shadcn@latest init
    3. Install base components: npx shadcn@latest add button card
    4. Set up TanStack Router (tanstack-router skill)
    5. Add form components as needed

    Troubleshooting

    Common Issues

    "Cannot find module '@/components/ui/button'"

    • Check tsconfig.json paths alias matches components.json aliases

    Components look unstyled

    • Ensure Tailwind CSS is properly configured
    • Check that index.css imports are correct
    • Verify CSS variables are defined in :root

    Dark mode not working

    • Add dark class to <html> element
    • Use a theme provider (next-themes for Next.js)

    TypeScript errors with form components

    • Install @hookform/resolvers and zod
    • Ensure react-hook-form is installed
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    Repository
    madappgang/claude-code
    Files