Add admin user management and improve UX

Features:
- Add user management for admins (CRUD operations)
- Add is_admin column to users table
- Add AdminMiddleware for authorization
- Add admin routes and views
- Add artisan command: user:set-admin

Improvements:
- Fix Quick Switcher: add x-data for Alpine.js dispatch
- Fix Quick Switcher: close on outside click
- Redirect non-admin users to front page after login
- Add Knowledge Base link in dashboard navigation
- Change app logo from Laravel to book icon

src/app/Console/Commands/SetUserAdmin.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Models\User;
+use Illuminate\Console\Command;
+
+class SetUserAdmin extends Command
+{
+    /**
+     * The name and signature of the console command.
+     *
+     * @var string
+     */
+    protected $signature = 'user:set-admin {email} {--remove : Remove admin status}';
+
+    /**
+     * The console command description.
+     *
+     * @var string
+     */
+    protected $description = 'Set or remove admin status for a user';
+
+    /**
+     * Execute the console command.
+     */
+    public function handle(): int
+    {
+        $email = $this->argument('email');
+        $user = User::where('email', $email)->first();
+
+        if (!$user) {
+            $this->error("User with email '{$email}' not found.");
+            return Command::FAILURE;
+        }
+
+        $isAdmin = !$this->option('remove');
+        $user->is_admin = $isAdmin;
+        $user->save();
+
+        if ($isAdmin) {
+            $this->info("User '{$user->name}' ({$email}) is now an admin.");
+        } else {
+            $this->info("Admin status removed from user '{$user->name}' ({$email}).");
+        }
+
+        return Command::SUCCESS;
+    }
+}
+

src/app/Http/Controllers/Admin/UserController.php

@@ -0,0 +1,104 @@
+<?php
+
+namespace App\Http\Controllers\Admin;
+
+use App\Http\Controllers\Controller;
+use App\Models\User;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Hash;
+use Illuminate\Validation\Rules;
+
+class UserController extends Controller
+{
+    /**
+     * Display a listing of the users.
+     */
+    public function index()
+    {
+        $users = User::orderBy('created_at', 'desc')->paginate(20);
+
+        return view('admin.users.index', compact('users'));
+    }
+
+    /**
+     * Show the form for creating a new user.
+     */
+    public function create()
+    {
+        return view('admin.users.create');
+    }
+
+    /**
+     * Store a newly created user in storage.
+     */
+    public function store(Request $request)
+    {
+        $validated = $request->validate([
+            'name' => ['required', 'string', 'max:255'],
+            'email' => ['required', 'string', 'lowercase', 'email', 'max:255', 'unique:users'],
+            'password' => ['required', 'confirmed', Rules\Password::defaults()],
+            'is_admin' => ['boolean'],
+        ]);
+
+        $user = User::create([
+            'name' => $validated['name'],
+            'email' => $validated['email'],
+            'password' => Hash::make($validated['password']),
+            'is_admin' => $request->boolean('is_admin'),
+        ]);
+
+        return redirect()->route('admin.users.index')
+            ->with('success', 'ユーザーを作成しました。');
+    }
+
+    /**
+     * Show the form for editing the specified user.
+     */
+    public function edit(User $user)
+    {
+        return view('admin.users.edit', compact('user'));
+    }
+
+    /**
+     * Update the specified user in storage.
+     */
+    public function update(Request $request, User $user)
+    {
+        $validated = $request->validate([
+            'name' => ['required', 'string', 'max:255'],
+            'email' => ['required', 'string', 'lowercase', 'email', 'max:255', 'unique:users,email,' . $user->id],
+            'password' => ['nullable', 'confirmed', Rules\Password::defaults()],
+            'is_admin' => ['boolean'],
+        ]);
+
+        $user->name = $validated['name'];
+        $user->email = $validated['email'];
+        $user->is_admin = $request->boolean('is_admin');
+
+        if (!empty($validated['password'])) {
+            $user->password = Hash::make($validated['password']);
+        }
+
+        $user->save();
+
+        return redirect()->route('admin.users.index')
+            ->with('success', 'ユーザー情報を更新しました。');
+    }
+
+    /**
+     * Remove the specified user from storage.
+     */
+    public function destroy(User $user)
+    {
+        // 自分自身は削除できない
+        if ($user->id === auth()->id()) {
+            return back()->with('error', '自分自身を削除することはできません。');
+        }
+
+        $user->delete();
+
+        return redirect()->route('admin.users.index')
+            ->with('success', 'ユーザーを削除しました。');
+    }
+}
+

src/app/Http/Controllers/Auth/AuthenticatedSessionController.php

@@ -28,9 +28,14 @@ public function store(LoginRequest $request): RedirectResponse
 
         $request->session()->regenerate();
 
+        // 管理者はダッシュボードへ、一般ユーザーはフロントページへリダイレクト
+        if (Auth::user()->isAdmin()) {
             return redirect()->intended(route('dashboard', absolute: false));
         }
 
+        return redirect()->intended('/');
+    }
+
     /**
      * Destroy an authenticated session.
      */

src/app/Http/Middleware/AdminMiddleware.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+class AdminMiddleware
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response)  $next
+     */
+    public function handle(Request $request, Closure $next): Response
+    {
+        if (!$request->user() || !$request->user()->isAdmin()) {
+            abort(403, 'Unauthorized. Admin access required.');
+        }
+
+        return $next($request);
+    }
+}
+

src/app/Models/User.php

@@ -21,8 +21,19 @@ class User extends Authenticatable
         'name',
         'email',
         'password',
+        'is_admin',
     ];
 
+    /**
+     * Check if user is an administrator.
+     *
+     * @return bool
+     */
+    public function isAdmin(): bool
+    {
+        return (bool) $this->is_admin;
+    }
+
     /**
      * The attributes that should be hidden for serialization.
      *

src/bootstrap/app.php

@@ -11,7 +11,9 @@
         health: '/up',
     )
     ->withMiddleware(function (Middleware $middleware): void {
-        //
+        $middleware->alias([
+            'admin' => \App\Http\Middleware\AdminMiddleware::class,
+        ]);
     })
     ->withExceptions(function (Exceptions $exceptions): void {
         //

src/database/migrations/2025_11_29_012857_add_is_admin_to_users_table.php

@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->boolean('is_admin')->default(false)->after('email');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropColumn('is_admin');
+        });
+    }
+};

src/resources/views/admin/users/create.blade.php

@@ -0,0 +1,72 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center">
+            <a href="{{ route('admin.users.index') }}" class="mr-4 text-gray-500 hover:text-gray-700">
+                <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 19l-7-7m0 0l7-7m-7 7h18"></path>
+                </svg>
+            </a>
+            <h2 class="font-semibold text-xl text-gray-800 leading-tight">
+                新規ユーザー作成
+            </h2>
+        </div>
+    </x-slot>
+
+    <div class="py-12">
+        <div class="max-w-2xl mx-auto sm:px-6 lg:px-8">
+            <div class="bg-white overflow-hidden shadow-sm sm:rounded-lg">
+                <div class="p-6 text-gray-900">
+                    <form method="POST" action="{{ route('admin.users.store') }}">
+                        @csrf
+
+                        <!-- Name -->
+                        <div>
+                            <x-input-label for="name" value="名前" />
+                            <x-text-input id="name" class="block mt-1 w-full" type="text" name="name" :value="old('name')" required autofocus autocomplete="name" />
+                            <x-input-error :messages="$errors->get('name')" class="mt-2" />
+                        </div>
+
+                        <!-- Email Address -->
+                        <div class="mt-4">
+                            <x-input-label for="email" value="メールアドレス" />
+                            <x-text-input id="email" class="block mt-1 w-full" type="email" name="email" :value="old('email')" required autocomplete="username" />
+                            <x-input-error :messages="$errors->get('email')" class="mt-2" />
+                        </div>
+
+                        <!-- Password -->
+                        <div class="mt-4">
+                            <x-input-label for="password" value="パスワード" />
+                            <x-text-input id="password" class="block mt-1 w-full" type="password" name="password" required autocomplete="new-password" />
+                            <x-input-error :messages="$errors->get('password')" class="mt-2" />
+                        </div>
+
+                        <!-- Confirm Password -->
+                        <div class="mt-4">
+                            <x-input-label for="password_confirmation" value="パスワード（確認）" />
+                            <x-text-input id="password_confirmation" class="block mt-1 w-full" type="password" name="password_confirmation" required autocomplete="new-password" />
+                            <x-input-error :messages="$errors->get('password_confirmation')" class="mt-2" />
+                        </div>
+
+                        <!-- Is Admin -->
+                        <div class="mt-4">
+                            <label for="is_admin" class="inline-flex items-center">
+                                <input id="is_admin" type="checkbox" class="rounded border-gray-300 text-indigo-600 shadow-sm focus:ring-indigo-500" name="is_admin" value="1" {{ old('is_admin') ? 'checked' : '' }}>
+                                <span class="ml-2 text-sm text-gray-600">管理者権限を付与する</span>
+                            </label>
+                        </div>
+
+                        <div class="flex items-center justify-end mt-6">
+                            <a href="{{ route('admin.users.index') }}" class="text-sm text-gray-600 hover:text-gray-900 mr-4">
+                                キャンセル
+                            </a>
+                            <x-primary-button>
+                                作成
+                            </x-primary-button>
+                        </div>
+                    </form>
+                </div>
+            </div>
+        </div>
+    </div>
+</x-app-layout>
+

src/resources/views/admin/users/edit.blade.php

@@ -0,0 +1,77 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center">
+            <a href="{{ route('admin.users.index') }}" class="mr-4 text-gray-500 hover:text-gray-700">
+                <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10 19l-7-7m0 0l7-7m-7 7h18"></path>
+                </svg>
+            </a>
+            <h2 class="font-semibold text-xl text-gray-800 leading-tight">
+                ユーザー編集: {{ $user->name }}
+            </h2>
+        </div>
+    </x-slot>
+
+    <div class="py-12">
+        <div class="max-w-2xl mx-auto sm:px-6 lg:px-8">
+            <div class="bg-white overflow-hidden shadow-sm sm:rounded-lg">
+                <div class="p-6 text-gray-900">
+                    <form method="POST" action="{{ route('admin.users.update', $user) }}">
+                        @csrf
+                        @method('PUT')
+
+                        <!-- Name -->
+                        <div>
+                            <x-input-label for="name" value="名前" />
+                            <x-text-input id="name" class="block mt-1 w-full" type="text" name="name" :value="old('name', $user->name)" required autofocus autocomplete="name" />
+                            <x-input-error :messages="$errors->get('name')" class="mt-2" />
+                        </div>
+
+                        <!-- Email Address -->
+                        <div class="mt-4">
+                            <x-input-label for="email" value="メールアドレス" />
+                            <x-text-input id="email" class="block mt-1 w-full" type="email" name="email" :value="old('email', $user->email)" required autocomplete="username" />
+                            <x-input-error :messages="$errors->get('email')" class="mt-2" />
+                        </div>
+
+                        <!-- Password -->
+                        <div class="mt-4">
+                            <x-input-label for="password" value="パスワード" />
+                            <x-text-input id="password" class="block mt-1 w-full" type="password" name="password" autocomplete="new-password" placeholder="変更する場合のみ入力" />
+                            <x-input-error :messages="$errors->get('password')" class="mt-2" />
+                            <p class="mt-1 text-sm text-gray-500">変更しない場合は空欄のままにしてください。</p>
+                        </div>
+
+                        <!-- Confirm Password -->
+                        <div class="mt-4">
+                            <x-input-label for="password_confirmation" value="パスワード（確認）" />
+                            <x-text-input id="password_confirmation" class="block mt-1 w-full" type="password" name="password_confirmation" autocomplete="new-password" />
+                            <x-input-error :messages="$errors->get('password_confirmation')" class="mt-2" />
+                        </div>
+
+                        <!-- Is Admin -->
+                        <div class="mt-4">
+                            <label for="is_admin" class="inline-flex items-center">
+                                <input id="is_admin" type="checkbox" class="rounded border-gray-300 text-indigo-600 shadow-sm focus:ring-indigo-500" name="is_admin" value="1" {{ old('is_admin', $user->is_admin) ? 'checked' : '' }}>
+                                <span class="ml-2 text-sm text-gray-600">管理者権限を付与する</span>
+                            </label>
+                            @if($user->id === auth()->id())
+                                <p class="mt-1 text-sm text-yellow-600">※自分自身の管理者権限を外すと、管理画面にアクセスできなくなります。</p>
+                            @endif
+                        </div>
+
+                        <div class="flex items-center justify-end mt-6">
+                            <a href="{{ route('admin.users.index') }}" class="text-sm text-gray-600 hover:text-gray-900 mr-4">
+                                キャンセル
+                            </a>
+                            <x-primary-button>
+                                更新
+                            </x-primary-button>
+                        </div>
+                    </form>
+                </div>
+            </div>
+        </div>
+    </div>
+</x-app-layout>
+

src/resources/views/admin/users/index.blade.php

@@ -0,0 +1,121 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex justify-between items-center">
+            <h2 class="font-semibold text-xl text-gray-800 leading-tight">
+                ユーザー管理
+            </h2>
+            <a href="{{ route('admin.users.create') }}" class="inline-flex items-center px-4 py-2 bg-indigo-600 border border-transparent rounded-md font-semibold text-xs text-white uppercase tracking-widest hover:bg-indigo-700 focus:bg-indigo-700 active:bg-indigo-900 focus:outline-none focus:ring-2 focus:ring-indigo-500 focus:ring-offset-2 transition ease-in-out duration-150">
+                <svg class="w-4 h-4 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 4v16m8-8H4"></path>
+                </svg>
+                新規ユーザー
+            </a>
+        </div>
+    </x-slot>
+
+    <div class="py-12">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8">
+            @if(session('success'))
+                <div class="mb-4 bg-green-100 border border-green-400 text-green-700 px-4 py-3 rounded relative" role="alert">
+                    <span class="block sm:inline">{{ session('success') }}</span>
+                </div>
+            @endif
+
+            @if(session('error'))
+                <div class="mb-4 bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded relative" role="alert">
+                    <span class="block sm:inline">{{ session('error') }}</span>
+                </div>
+            @endif
+
+            <div class="bg-white overflow-hidden shadow-sm sm:rounded-lg">
+                <div class="p-6 text-gray-900">
+                    <table class="min-w-full divide-y divide-gray-200">
+                        <thead class="bg-gray-50">
+                            <tr>
+                                <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
+                                    ID
+                                </th>
+                                <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
+                                    名前
+                                </th>
+                                <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
+                                    メールアドレス
+                                </th>
+                                <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
+                                    権限
+                                </th>
+                                <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
+                                    登録日
+                                </th>
+                                <th scope="col" class="relative px-6 py-3">
+                                    <span class="sr-only">操作</span>
+                                </th>
+                            </tr>
+                        </thead>
+                        <tbody class="bg-white divide-y divide-gray-200">
+                            @forelse($users as $user)
+                                <tr>
+                                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-500">
+                                        {{ $user->id }}
+                                    </td>
+                                    <td class="px-6 py-4 whitespace-nowrap">
+                                        <div class="flex items-center">
+                                            <div class="flex-shrink-0 h-10 w-10">
+                                                <span class="inline-flex items-center justify-center h-10 w-10 rounded-full bg-gray-500">
+                                                    <span class="text-sm font-medium leading-none text-white">{{ strtoupper(substr($user->name, 0, 1)) }}</span>
+                                                </span>
+                                            </div>
+                                            <div class="ml-4">
+                                                <div class="text-sm font-medium text-gray-900">
+                                                    {{ $user->name }}
+                                                </div>
+                                            </div>
+                                        </div>
+                                    </td>
+                                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-500">
+                                        {{ $user->email }}
+                                    </td>
+                                    <td class="px-6 py-4 whitespace-nowrap">
+                                        @if($user->is_admin)
+                                            <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-indigo-100 text-indigo-800">
+                                                管理者
+                                            </span>
+                                        @else
+                                            <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-gray-100 text-gray-800">
+                                                一般ユーザー
+                                            </span>
+                                        @endif
+                                    </td>
+                                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-500">
+                                        {{ $user->created_at->format('Y/m/d H:i') }}
+                                    </td>
+                                    <td class="px-6 py-4 whitespace-nowrap text-right text-sm font-medium">
+                                        <a href="{{ route('admin.users.edit', $user) }}" class="text-indigo-600 hover:text-indigo-900 mr-3">編集</a>
+                                        @if($user->id !== auth()->id())
+                                            <form action="{{ route('admin.users.destroy', $user) }}" method="POST" class="inline" onsubmit="return confirm('本当に削除しますか？')">
+                                                @csrf
+                                                @method('DELETE')
+                                                <button type="submit" class="text-red-600 hover:text-red-900">削除</button>
+                                            </form>
+                                        @endif
+                                    </td>
+                                </tr>
+                            @empty
+                                <tr>
+                                    <td colspan="6" class="px-6 py-4 text-center text-sm text-gray-500">
+                                        ユーザーが登録されていません。
+                                    </td>
+                                </tr>
+                            @endforelse
+                        </tbody>
+                    </table>
+
+                    <div class="mt-4">
+                        {{ $users->links() }}
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</x-app-layout>
+

src/resources/views/components/application-logo.blade.php

@@ -1,3 +1,4 @@
-<svg viewBox="0 0 316 316" xmlns="http://www.w3.org/2000/svg" {{ $attributes }}>
+<svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" {{ $attributes }}>
-    <path d="M305.8 81.125C305.77 80.995 305.69 80.885 305.65 80.755C305.56 80.525 305.49 80.285 305.37 80.075C305.29 79.935 305.17 79.815 305.07 79.685C304.94 79.515 304.83 79.325 304.68 79.175C304.55 79.045 304.39 78.955 304.25 78.845C304.09 78.715 303.95 78.575 303.77 78.475L251.32 48.275C249.97 47.495 248.31 47.495 246.96 48.275L194.51 78.475C194.33 78.575 194.19 78.725 194.03 78.845C193.89 78.955 193.73 79.045 193.6 79.175C193.45 79.325 193.34 79.515 193.21 79.685C193.11 79.815 192.99 79.935 192.91 80.075C192.79 80.285 192.71 80.525 192.63 80.755C192.58 80.875 192.51 80.995 192.48 81.125C192.38 81.495 192.33 81.875 192.33 82.265V139.625L148.62 164.795V52.575C148.62 52.185 148.57 51.805 148.47 51.435C148.44 51.305 148.36 51.195 148.32 51.065C148.23 50.835 148.16 50.595 148.04 50.385C147.96 50.245 147.84 50.125 147.74 49.995C147.61 49.825 147.5 49.635 147.35 49.485C147.22 49.355 147.06 49.265 146.92 49.155C146.76 49.025 146.62 48.885 146.44 48.785L93.99 18.585C92.64 17.805 90.98 17.805 89.63 18.585L37.18 48.785C37 48.885 36.86 49.035 36.7 49.155C36.56 49.265 36.4 49.355 36.27 49.485C36.12 49.635 36.01 49.825 35.88 49.995C35.78 50.125 35.66 50.245 35.58 50.385C35.46 50.595 35.38 50.835 35.3 51.065C35.25 51.185 35.18 51.305 35.15 51.435C35.05 51.805 35 52.185 35 52.575V232.235C35 233.795 35.84 235.245 37.19 236.025L142.1 296.425C142.33 296.555 142.58 296.635 142.82 296.725C142.93 296.765 143.04 296.835 143.16 296.865C143.53 296.965 143.9 297.015 144.28 297.015C144.66 297.015 145.03 296.965 145.4 296.865C145.5 296.835 145.59 296.775 145.69 296.745C145.95 296.655 146.21 296.565 146.45 296.435L251.36 236.035C252.72 235.255 253.55 233.815 253.55 232.245V174.885L303.81 145.945C305.17 145.165 306 143.725 306 142.155V82.265C305.95 81.875 305.89 81.495 305.8 81.125ZM144.2 227.205L100.57 202.515L146.39 176.135L196.66 147.195L240.33 172.335L208.29 190.625L144.2 227.205ZM244.75 114.995V164.795L226.39 154.225L201.03 139.625V89.825L219.39 100.395L244.75 114.995ZM249.12 57.105L292.81 82.265L249.12 107.425L205.43 82.265L249.12 57.105ZM114.49 184.425L96.13 194.995V85.305L121.49 70.705L139.85 60.135V169.815L114.49 184.425ZM91.76 27.425L135.45 52.585L91.76 77.745L48.07 52.585L91.76 27.425ZM43.67 60.135L62.03 70.705L87.39 85.305V202.545V202.555V202.565C87.39 202.735 87.44 202.895 87.46 203.055C87.49 203.265 87.49 203.485 87.55 203.695V203.705C87.6 203.875 87.69 204.035 87.76 204.195C87.84 204.375 87.89 204.575 87.99 204.745C87.99 204.745 87.99 204.755 88 204.755C88.09 204.905 88.22 205.035 88.33 205.175C88.45 205.335 88.55 205.495 88.69 205.635L88.7 205.645C88.82 205.765 88.98 205.855 89.12 205.965C89.28 206.085 89.42 206.225 89.59 206.325C89.6 206.325 89.6 206.325 89.61 206.335C89.62 206.335 89.62 206.345 89.63 206.345L139.87 234.775V285.065L43.67 229.705V60.135ZM244.75 229.705L148.58 285.075V234.775L219.8 194.115L244.75 179.875V229.705ZM297.2 139.625L253.49 164.795V114.995L278.85 100.395L297.21 89.825V139.625H297.2Z"/>
+    <!-- Book/Knowledge Base Icon -->
+    <path d="M12 6.042A8.967 8.967 0 006 3.75c-1.052 0-2.062.18-3 .512v14.25A8.987 8.987 0 016 18c2.305 0 4.408.867 6 2.292m0-14.25a8.966 8.966 0 016-2.292c1.052 0 2.062.18 3 .512v14.25A8.987 8.987 0 0018 18a8.967 8.967 0 00-6 2.292m0-14.25v14.25" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"/>
 </svg>

src/resources/views/layouts/knowledge-base.blade.php

@@ -44,7 +44,8 @@
                             <button
                                 type="button"
                                 class="inline-flex items-center px-3 py-2 border border-gray-300 shadow-sm text-sm leading-4 font-medium rounded-md text-gray-700 bg-white hover:bg-gray-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-indigo-500"
-                                @click.prevent="console.log('Button clicked'); $dispatch('open-quick-switcher')"
+                                x-data
+                                @click.prevent="$dispatch('open-quick-switcher')"
                             >
                                 <svg class="h-4 w-4 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                     <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"></path>
@@ -76,6 +77,16 @@ class="absolute right-0 mt-2 w-48 bg-white rounded-md shadow-lg py-1 ring-1 ring
                                         <a href="{{ route('profile.edit') }}" class="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100">
                                             Profile
                                         </a>
+                                        @if(Auth::user()->isAdmin())
+                                            <a href="{{ route('admin.users.index') }}" class="block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100">
+                                                <span class="flex items-center">
+                                                    <svg class="w-4 h-4 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                                                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 4.354a4 4 0 110 5.292M15 21H3v-1a6 6 0 0112 0v1zm0 0h6v-1a6 6 0 00-9-5.197M13 7a4 4 0 11-8 0 4 4 0 018 0z"></path>
+                                                    </svg>
+                                                    ユーザー管理
+                                                </span>
+                                            </a>
+                                        @endif
                                         <form method="POST" action="{{ route('logout') }}">
                                             @csrf
                                             <button type="submit" class="w-full text-left block px-4 py-2 text-sm text-gray-700 hover:bg-gray-100">

src/resources/views/layouts/navigation.blade.php

@@ -15,6 +15,12 @@
                     <x-nav-link :href="route('dashboard')" :active="request()->routeIs('dashboard')">
                         {{ __('Dashboard') }}
                     </x-nav-link>
+                    <x-nav-link href="/" :active="false">
+                        <svg class="w-4 h-4 mr-1 inline" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 6.042A8.967 8.967 0 006 3.75c-1.052 0-2.062.18-3 .512v14.25A8.987 8.987 0 016 18c2.305 0 4.408.867 6 2.292m0-14.25a8.966 8.966 0 016-2.292c1.052 0 2.062.18 3 .512v14.25A8.987 8.987 0 0018 18a8.967 8.967 0 00-6 2.292m0-14.25v14.25"></path>
+                        </svg>
+                        {{ __('Knowledge Base') }}
+                    </x-nav-link>
                 </div>
             </div>
 
@@ -38,6 +44,12 @@
                             {{ __('Profile') }}
                         </x-dropdown-link>
 
+                        @if(Auth::user()->isAdmin())
+                            <x-dropdown-link :href="route('admin.users.index')">
+                                {{ __('ユーザー管理') }}
+                            </x-dropdown-link>
+                        @endif
+
                         <!-- Authentication -->
                         <form method="POST" action="{{ route('logout') }}">
                             @csrf
@@ -70,6 +82,9 @@
             <x-responsive-nav-link :href="route('dashboard')" :active="request()->routeIs('dashboard')">
                 {{ __('Dashboard') }}
             </x-responsive-nav-link>
+            <x-responsive-nav-link href="/" :active="false">
+                {{ __('Knowledge Base') }}
+            </x-responsive-nav-link>
         </div>
 
         <!-- Responsive Settings Options -->
@@ -84,6 +99,12 @@
                     {{ __('Profile') }}
                 </x-responsive-nav-link>
 
+                @if(Auth::user()->isAdmin())
+                    <x-responsive-nav-link :href="route('admin.users.index')">
+                        {{ __('ユーザー管理') }}
+                    </x-responsive-nav-link>
+                @endif
+
                 <!-- Authentication -->
                 <form method="POST" action="{{ route('logout') }}">
                     @csrf

src/resources/views/livewire/quick-switcher.blade.php

@@ -1,9 +1,9 @@
 <div
     x-data="{ open: false }"
-    @open-quick-switcher.window="console.log('Event received'); open = true; $nextTick(() => $refs.searchInput.focus())"
+    @open-quick-switcher.window="open = true; $nextTick(() => $refs.searchInput.focus())"
     @keydown.escape.window="open = false"
-    @keydown.ctrl.k.window.prevent="console.log('Ctrl+K pressed'); open = true; $nextTick(() => $refs.searchInput.focus())"
+    @keydown.ctrl.k.window.prevent="open = true; $nextTick(() => $refs.searchInput.focus())"
-    @keydown.meta.k.window.prevent="console.log('Cmd+K pressed'); open = true; $nextTick(() => $refs.searchInput.focus())"
+    @keydown.meta.k.window.prevent="open = true; $nextTick(() => $refs.searchInput.focus())"
 >
     <!-- Modal Overlay -->
     <div
@@ -30,6 +30,7 @@ class="fixed inset-0 z-50 bg-gray-900 bg-opacity-50"
         x-transition:leave-end="opacity-0 translate-y-4"
         class="fixed inset-0 z-50 overflow-y-auto"
         style="display: none;"
+        @click="open = false"
     >
         <div class="flex min-h-full items-start justify-center p-4 pt-[10vh]">
             <div
@@ -54,10 +55,6 @@ class="w-full pl-10 pr-4 py-3 border-0 focus:ring-0 text-lg"
                             autocomplete="off"
                         >
                     </div>
-                    <!-- Debug Info -->
-                    <div class="text-xs text-gray-500 mt-2">
-                        Search value: "{{ $search }}" | Results count: {{ count($this->results) }}
-                    </div>
                 </div>
 
                 <!-- Results -->

src/routes/web.php

@@ -1,6 +1,7 @@
 <?php
 
 use App\Http\Controllers\ProfileController;
+use App\Http\Controllers\Admin\UserController as AdminUserController;
 use App\Livewire\DocumentViewer;
 use App\Livewire\DocumentEditor;
 use App\Models\Document;
@@ -26,6 +27,11 @@
     Route::delete('/profile', [ProfileController::class, 'destroy'])->name('profile.destroy');
 });
 
+// Admin routes
+Route::middleware(['auth', 'admin'])->prefix('admin')->name('admin.')->group(function () {
+    Route::resource('users', AdminUserController::class)->except(['show']);
+});
+
 Route::prefix('documents')->name('documents.')->group(function () {
     // 認証が必要なルート（より具体的なルートを先に定義）
     Route::middleware('auth')->group(function () {