feat: add media converter app and fix compilation errors

components/pastel/layout/Navbar.tsx

@@ -1,76 +0,0 @@
-'use client';
-
-import Link from 'next/link';
-import { usePathname } from 'next/navigation';
-import { ThemeToggle } from './ThemeToggle';
-import { cn } from '@/lib/utils/cn';
-import { Palette } from 'lucide-react';
-
-const navigation = [
-  { name: 'Playground', href: '/pastel' },
-  { name: 'Harmony', href: '/pastel/harmony' },
-  { name: 'Contrast', href: '/pastel/contrast' },
-  { name: 'Names', href: '/pastel/names' },
-  { name: 'Batch', href: '/pastel/batch' },
-];
-
-export function Navbar() {
-  const pathname = usePathname();
-
-  return (
-    <nav className="sticky top-0 z-50 w-full border-b bg-background/95 backdrop-blur supports-[backdrop-filter]:bg-background/60">
-      <div className="max-w-7xl mx-auto px-8">
-        <div className="flex h-16 items-center justify-between">
-          {/* Logo */}
-          <Link href="/" className="flex items-center space-x-2 font-bold text-xl">
-            <Palette className="h-6 w-6 text-primary" />
-            <span className="bg-gradient-to-r from-pink-500 via-purple-500 to-blue-500 bg-clip-text text-transparent">
-              Pastel UI
-            </span>
-          </Link>
-
-          {/* Desktop Navigation */}
-          <div className="hidden md:flex items-center space-x-1">
-            {navigation.map((item) => (
-              <Link
-                key={item.href}
-                href={item.href}
-                className={cn(
-                  'px-3 py-2 rounded-md text-sm font-medium transition-colors',
-                  pathname === item.href
-                    ? 'bg-accent text-accent-foreground'
-                    : 'text-muted-foreground hover:bg-accent hover:text-accent-foreground'
-                )}
-              >
-                {item.name}
-              </Link>
-            ))}
-          </div>
-
-          {/* Right side */}
-          <div className="flex items-center space-x-2">
-            <ThemeToggle />
-          </div>
-        </div>
-
-        {/* Mobile Navigation */}
-        <div className="md:hidden pb-3 space-y-1">
-          {navigation.map((item) => (
-            <Link
-              key={item.href}
-              href={item.href}
-              className={cn(
-                'block px-3 py-2 rounded-md text-sm font-medium transition-colors',
-                pathname === item.href
-                  ? 'bg-accent text-accent-foreground'
-                  : 'text-muted-foreground hover:bg-accent hover:text-accent-foreground'
-              )}
-            >
-              {item.name}
-            </Link>
-          ))}
-        </div>
-      </div>
-    </nav>
-  );
-}

components/pastel/layout/ThemeToggle.tsx

@@ -1,28 +0,0 @@
-'use client';
-
-import { Moon, Sun } from 'lucide-react';
-import { useTheme } from '@/components/providers/ThemeProvider';
-import { Button } from '@/components/ui/button';
-
-export function ThemeToggle() {
-  const { theme, setTheme, resolvedTheme } = useTheme();
-
-  const toggleTheme = () => {
-    setTheme(resolvedTheme === 'dark' ? 'light' : 'dark');
-  };
-
-  return (
-    <Button
-      variant="ghost"
-      size="icon"
-      onClick={toggleTheme}
-      aria-label={`Switch to ${resolvedTheme === 'dark' ? 'light' : 'dark'} mode`}
-    >
-      {resolvedTheme === 'dark' ? (
-        <Sun className="h-5 w-5" />
-      ) : (
-        <Moon className="h-5 w-5" />
-      )}
-    </Button>
-  );
-}

components/pastel/providers/Providers.tsx

@@ -1,29 +0,0 @@
-'use client';
-
-import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
-import { Toaster } from 'sonner';
-import { useState } from 'react';
-import { ThemeProvider } from './ThemeProvider';
-
-export function Providers({ children }: { children: React.ReactNode }) {
-  const [queryClient] = useState(
-    () =>
-      new QueryClient({
-        defaultOptions: {
-          queries: {
-            staleTime: 60 * 1000, // 1 minute
-            refetchOnWindowFocus: false,
-          },
-        },
-      })
-  );
-
-  return (
-    <ThemeProvider>
-      <QueryClientProvider client={queryClient}>
-        {children}
-        <Toaster position="top-right" richColors />
-      </QueryClientProvider>
-    </ThemeProvider>
-  );
-}

components/pastel/providers/ThemeProvider.tsx

@@ -1,78 +0,0 @@
-'use client';
-
-import { createContext, useContext, useEffect, useState } from 'react';
-
-type Theme = 'light' | 'dark' | 'system';
-
-interface ThemeContextType {
-  theme: Theme;
-  setTheme: (theme: Theme) => void;
-  resolvedTheme: 'light' | 'dark';
-}
-
-const ThemeContext = createContext<ThemeContextType | undefined>(undefined);
-
-export function ThemeProvider({ children }: { children: React.ReactNode }) {
-  const [theme, setTheme] = useState<Theme>('system');
-  const [resolvedTheme, setResolvedTheme] = useState<'light' | 'dark'>('light');
-
-  useEffect(() => {
-    // Load theme from localStorage
-    const stored = localStorage.getItem('theme') as Theme | null;
-    if (stored) {
-      setTheme(stored);
-    }
-  }, []);
-
-  useEffect(() => {
-    const root = window.document.documentElement;
-
-    // Remove previous theme classes
-    root.classList.remove('light', 'dark');
-
-    if (theme === 'system') {
-      const systemTheme = window.matchMedia('(prefers-color-scheme: dark)').matches
-        ? 'dark'
-        : 'light';
-      root.classList.add(systemTheme);
-      setResolvedTheme(systemTheme);
-    } else {
-      root.classList.add(theme);
-      setResolvedTheme(theme);
-    }
-
-    // Save to localStorage
-    localStorage.setItem('theme', theme);
-  }, [theme]);
-
-  // Listen for system theme changes
-  useEffect(() => {
-    const mediaQuery = window.matchMedia('(prefers-color-scheme: dark)');
-
-    const handleChange = () => {
-      if (theme === 'system') {
-        const systemTheme = mediaQuery.matches ? 'dark' : 'light';
-        setResolvedTheme(systemTheme);
-        window.document.documentElement.classList.remove('light', 'dark');
-        window.document.documentElement.classList.add(systemTheme);
-      }
-    };
-
-    mediaQuery.addEventListener('change', handleChange);
-    return () => mediaQuery.removeEventListener('change', handleChange);
-  }, [theme]);
-
-  return (
-    <ThemeContext.Provider value={{ theme, setTheme, resolvedTheme }}>
-      {children}
-    </ThemeContext.Provider>
-  );
-}
-
-export function useTheme() {
-  const context = useContext(ThemeContext);
-  if (context === undefined) {
-    throw new Error('useTheme must be used within a ThemeProvider');
-  }
-  return context;
-}