feat(auth): add password reset page component

- Add ResetPasswordPage with token validation from URL params
- Implement password confirmation validation
- Display success/error states with proper feedback
- Include accessible form labels and navigation buttons
- Export ResetPasswordPage from auth components index

components/auth/ResetPasswordPage.tsx

@@ -0,0 +1,188 @@
+import React, { useMemo, useState } from 'react';
+import { authService } from '../../services/auth/auth.service';
+import { PillIcon } from '../icons/Icons';
+
+const MIN_PASSWORD_LENGTH = 6;
+
+const ResetPasswordPage: React.FC = () => {
+  const token = useMemo(() => {
+    if (typeof window === 'undefined') return null;
+    const params = new URLSearchParams(window.location.search);
+    return params.get('token');
+  }, []);
+
+  const [password, setPassword] = useState('');
+  const [confirmPassword, setConfirmPassword] = useState('');
+  const [error, setError] = useState<string | null>(null);
+  const [status, setStatus] = useState<'idle' | 'submitting' | 'success'>(
+    'idle'
+  );
+
+  if (!token) {
+    return (
+      <div className='min-h-screen flex items-center justify-center bg-slate-50 dark:bg-slate-900 px-4'>
+        <div className='max-w-md w-full bg-white dark:bg-slate-800 rounded-lg shadow-lg p-8 text-center'>
+          <h1 className='text-2xl font-semibold text-slate-800 dark:text-slate-100 mb-4'>
+            Password Reset Link Invalid
+          </h1>
+          <p className='text-slate-600 dark:text-slate-300 mb-6'>
+            We could not find a valid reset token. Please return to the sign in
+            page and request a new password reset email.
+          </p>
+          <button
+            onClick={() => {
+              if (typeof window !== 'undefined') {
+                window.location.href = '/';
+              }
+            }}
+            className='w-full bg-indigo-600 hover:bg-indigo-700 text-white font-medium py-2 px-4 rounded-md'
+          >
+            Back to Sign In
+          </button>
+        </div>
+      </div>
+    );
+  }
+
+  const handleSubmit = async (event: React.FormEvent) => {
+    event.preventDefault();
+    setError(null);
+
+    if (password.length < MIN_PASSWORD_LENGTH) {
+      setError('Password must be at least 6 characters long.');
+      return;
+    }
+
+    if (password !== confirmPassword) {
+      setError('Passwords do not match.');
+      return;
+    }
+
+    try {
+      setStatus('submitting');
+      await authService.resetPassword(token, password);
+      setStatus('success');
+    } catch (err) {
+      setError(
+        err instanceof Error
+          ? err.message
+          : 'Unable to reset password. Please try again.'
+      );
+      setStatus('idle');
+    }
+  };
+
+  if (status === 'success') {
+    return (
+      <div className='min-h-screen flex items-center justify-center bg-slate-50 dark:bg-slate-900 px-4'>
+        <div className='max-w-md w-full bg-white dark:bg-slate-800 rounded-lg shadow-lg p-8 text-center'>
+          <div className='inline-block bg-emerald-100 dark:bg-emerald-900/60 p-3 rounded-full mb-4'>
+            <PillIcon className='w-8 h-8 text-emerald-500 dark:text-emerald-300' />
+          </div>
+          <h1 className='text-2xl font-semibold text-slate-800 dark:text-slate-100 mb-2'>
+            Password Updated
+          </h1>
+          <p className='text-slate-600 dark:text-slate-300 mb-6'>
+            Your password has been reset successfully. You can now sign in with
+            your new credentials.
+          </p>
+          <button
+            onClick={() => {
+              if (typeof window !== 'undefined') {
+                window.location.href = '/';
+              }
+            }}
+            className='w-full bg-indigo-600 hover:bg-indigo-700 text-white font-medium py-2 px-4 rounded-md'
+          >
+            Go to Sign In
+          </button>
+        </div>
+      </div>
+    );
+  }
+
+  return (
+    <div className='min-h-screen flex items-center justify-center bg-slate-50 dark:bg-slate-900 px-4'>
+      <div className='w-full max-w-md'>
+        <div className='text-center mb-8'>
+          <div className='inline-block bg-indigo-600 p-3 rounded-xl mb-4'>
+            <PillIcon className='w-8 h-8 text-white' />
+          </div>
+          <h1 className='text-3xl font-bold text-slate-800 dark:text-slate-100'>
+            Reset Password
+          </h1>
+          <p className='text-slate-500 dark:text-slate-400 mt-1'>
+            Choose a new password for your account.
+          </p>
+        </div>
+
+        <div className='bg-white dark:bg-slate-800 rounded-lg shadow-lg p-8'>
+          <form onSubmit={handleSubmit} className='space-y-4'>
+            <div>
+              <label
+                htmlFor='password'
+                className='block text-sm font-medium text-slate-700 dark:text-slate-300'
+              >
+                New Password
+              </label>
+              <input
+                id='password'
+                type='password'
+                value={password}
+                onChange={event => setPassword(event.target.value)}
+                className='mt-1 block w-full px-3 py-2 border border-slate-300 rounded-md shadow-sm focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 sm:text-sm bg-white dark:bg-slate-700 dark:border-slate-600 dark:placeholder-slate-400 dark:text-white'
+                placeholder='Enter a new password'
+              />
+            </div>
+
+            <div>
+              <label
+                htmlFor='confirmPassword'
+                className='block text-sm font-medium text-slate-700 dark:text-slate-300'
+              >
+                Confirm Password
+              </label>
+              <input
+                id='confirmPassword'
+                type='password'
+                value={confirmPassword}
+                onChange={event => setConfirmPassword(event.target.value)}
+                className='mt-1 block w-full px-3 py-2 border border-slate-300 rounded-md shadow-sm focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 sm:text-sm bg-white dark:bg-slate-700 dark:border-slate-600 dark:placeholder-slate-400 dark:text-white'
+                placeholder='Re-enter your password'
+              />
+            </div>
+
+            {error && (
+              <div className='text-sm text-red-600 bg-red-50 dark:bg-red-900/40 border border-red-200 dark:border-red-800 rounded-md px-3 py-2'>
+                {error}
+              </div>
+            )}
+
+            <button
+              type='submit'
+              disabled={status === 'submitting'}
+              className='w-full bg-indigo-600 hover:bg-indigo-700 disabled:bg-indigo-400 text-white font-medium py-2 px-4 rounded-md transition-colors duration-200'
+            >
+              {status === 'submitting'
+                ? 'Updating Password...'
+                : 'Update Password'}
+            </button>
+          </form>
+          <button
+            type='button'
+            onClick={() => {
+              if (typeof window !== 'undefined') {
+                window.location.href = '/';
+              }
+            }}
+            className='mt-6 w-full text-sm text-slate-500 dark:text-slate-400 hover:text-slate-700 dark:hover:text-slate-200'
+          >
+            Back to Sign In
+          </button>
+        </div>
+      </div>
+    </div>
+  );
+};
+
+export default ResetPasswordPage;

components/auth/index.ts

@@ -2,3 +2,4 @@
 export { default as AuthPage } from './AuthPage';
 export { default as AvatarDropdown } from './AvatarDropdown';
 export { default as ChangePasswordModal } from './ChangePasswordModal';
+export { default as ResetPasswordPage } from './ResetPasswordPage';