Add membership fee system with disability discount and fix document permissions

Features:
- Implement two fee types: entrance fee and annual fee (both NT$1,000)
- Add 50% discount for disability certificate holders
- Add disability certificate upload in member profile
- Integrate disability verification into cashier approval workflow
- Add membership fee settings in system admin

Document permissions:
- Fix hard-coded role logic in Document model
- Use permission-based authorization instead of role checks

Additional features:
- Add announcements, general ledger, and trial balance modules
- Add income management and accounting entries
- Add comprehensive test suite with factories
- Update UI translations to Traditional Chinese

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

resources/views/auth/login.blade.php

@@ -27,14 +27,14 @@
         <!-- Remember Me -->
         <div class="block mt-4">
             <label for="remember_me" class="inline-flex items-center">
-                <input id="remember_me" type="checkbox" class="rounded border-gray-300 text-indigo-600 shadow-sm focus:ring-indigo-500" name="remember">
-                <span class="ms-2 text-sm text-gray-600">{{ __('Remember me') }}</span>
+                <input id="remember_me" type="checkbox" class="rounded border-gray-300 dark:border-gray-700 text-indigo-600 shadow-sm focus:ring-indigo-500 dark:focus:ring-indigo-600 dark:bg-gray-900" name="remember">
+                <span class="ms-2 text-sm text-gray-600 dark:text-gray-400">{{ __('Remember me') }}</span>
             </label>
         </div>
 
         <div class="flex items-center justify-end mt-4">
             @if (Route::has('password.request'))
-                <a class="underline text-sm text-gray-600 hover:text-gray-900 rounded-md focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500" href="{{ route('password.request') }}">
+                <a class="underline text-sm text-gray-600 dark:text-gray-400 hover:text-gray-900 dark:hover:text-gray-100 rounded-md focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500 dark:focus:ring-offset-gray-800" href="{{ route('password.request') }}">
                     {{ __('Forgot your password?') }}
                 </a>
             @endif