diff --git a/app/Http/Controllers/Admin/UserController.php b/app/Http/Controllers/Admin/UserController.php
index b29f2cb..c24e3a8 100644
--- a/app/Http/Controllers/Admin/UserController.php
+++ b/app/Http/Controllers/Admin/UserController.php
@@ -7,6 +7,7 @@
 use App\Models\Host;
 use App\Models\Transaction;
 use App\Models\User;
+use App\Models\UserGroup;
 use App\Models\WorkOrder\WorkOrder;
 use Carbon\Carbon;
 use Illuminate\Http\RedirectResponse;
@@ -37,7 +38,7 @@ public function index(Request $request): View
             $users = $users->where('email', 'like', '%' . $request->email . '%');
         }
 
-        $users = $users->paginate(100);
+        $users = $users->with('user_group')->paginate(100);
 
         return view('admin.users.index', compact('users'));
     }
@@ -70,9 +71,9 @@ public function edit(User $user)
         $hosts = Host::where('user_id', $user->id)->latest()->paginate(50, ['*'], 'hosts_page');
         $workOrders = WorkOrder::where('user_id', $user->id)->latest()->paginate(50, ['*'], 'workOrders_page');
         $balances = Balance::where('user_id', $user->id)->latest()->paginate(50, ['*'], 'balances_page');
+        $groups = UserGroup::all();
 
-
-        return view('admin.users.edit', compact('user', 'hosts', 'workOrders', 'balances'));
+        return view('admin.users.edit', compact('user', 'hosts', 'workOrders', 'balances', 'groups'));
     }
 
     /**
@@ -118,7 +119,10 @@ public function update(Request $request, User $user)
             }
 
         }
-        $user->save();
+
+        if ($request->has('user_group_id')) {
+            $user->user_group_id = $request->user_group_id;
+        }
 
         if ($user->isDirty()) {
             $user->save();
diff --git a/app/Http/Controllers/Admin/UserGroupController.php b/app/Http/Controllers/Admin/UserGroupController.php
new file mode 100644
index 0000000..9ada3ef
--- /dev/null
+++ b/app/Http/Controllers/Admin/UserGroupController.php
@@ -0,0 +1,123 @@
+<?php
+
+namespace App\Http\Controllers\Admin;
+
+use App\Http\Controllers\Controller;
+use App\Models\User;
+use App\Models\UserGroup;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+use Illuminate\View\View;
+
+class UserGroupController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     *
+     * @return View
+     */
+    public function index()
+    {
+        $user_groups = UserGroup::paginate(10);
+
+        return view('admin.user-groups.index', compact('user_groups'));
+    }
+
+    /**
+     * Show the form for creating a new resource.
+     *
+     * @return View
+     */
+    public function create(): View
+    {
+        //
+
+        return view('admin.user-groups.create');
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     *
+     * @param \Illuminate\Http\Request $request
+     *
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function store(Request $request)
+    {
+        $request->validate($this->rules());
+
+        $user_group = UserGroup::create($request->all());
+
+        return redirect()->route('admin.user-groups.edit', $user_group)->with('success', '用户组新建成功。');
+    }
+
+    /**
+     * Display the specified resource.
+     *
+     * @param UserGroup $user_group
+     *
+     * @return View
+     */
+    public function show(UserGroup $user_group): View
+    {
+        $users = User::where('user_group_id', $user_group->id)->paginate(100);
+
+        return view('admin.user-groups.show', compact('user_group', 'users'));
+    }
+
+    /**
+     * Show the form for editing the specified resource.
+     *
+     * @param UserGroup $user_group
+     *
+     * @return View
+     */
+    public function edit(UserGroup $user_group): View
+    {
+        //
+
+        return view('admin.user-groups.edit', compact('user_group'));
+    }
+
+    /**
+     * Update the specified resource in storage.
+     *
+     * @param Request   $request
+     * @param UserGroup $user_group
+     *
+     * @return RedirectResponse
+     */
+    public function update(Request $request, UserGroup $user_group): RedirectResponse
+    {
+        //
+        $request->validate($this->rules());
+
+        $user_group->update($request->all());
+
+        return back()->with('success', '用户组更新成功。');
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     *
+     * @param UserGroup $user_group
+     *
+     * @return RedirectResponse
+     */
+    public function destroy(UserGroup $user_group)
+    {
+        $user_group->delete();
+
+        return redirect()->route('admin.user-groups.index')->with('success', '用户组删除成功。');
+    }
+
+    private function rules(): array
+    {
+        return [
+            'name' => 'required|string',
+            'color' => 'regex:/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/',
+            'discount' => 'required|numeric|min:0|max:100',
+            'exempt' => 'required|boolean',
+        ];
+    }
+}
diff --git a/app/Jobs/HostCost.php b/app/Jobs/HostCost.php
index acbf6fe..f34b1c8 100644
--- a/app/Jobs/HostCost.php
+++ b/app/Jobs/HostCost.php
@@ -34,7 +34,14 @@ public function __construct($minute)
     public function handle()
     {
         // chunk hosts and load user
-        Host::where('minute_at', $this->minute)->whereIn('status', ['running', 'stopped'])->with('user')->chunk(500, function ($hosts) {
+        $host = new Host();
+
+        // if env not local, then use minute_at
+        if (app()->environment() != 'local') {
+            $host = $host->where('minute_at', $this->minute);
+        }
+
+        $host->whereIn('status', ['running', 'stopped'])->with('user')->chunk(500, function ($hosts) {
             foreach ($hosts as $host) {
                 $host->cost();
             }
diff --git a/app/Models/Host.php b/app/Models/Host.php
index e2cbc9e..a312ca4 100644
--- a/app/Models/Host.php
+++ b/app/Models/Host.php
@@ -218,6 +218,15 @@ public function safeDelete(): bool
     public function cost($amount = null, $auto = true): bool
     {
         $this->load('user');
+        $user = $this->user;
+        $user->load('user_group');
+        $user_group = $user->user_group;
+
+        if ($user_group) {
+            if ($user_group->exempt) {
+                return true;
+            }
+        }
 
         $real_price = $amount ?? $this->price;
 
@@ -227,6 +236,13 @@ public function cost($amount = null, $auto = true): bool
             }
         }
 
+        if ($user_group) {
+            if ($user_group->discount !== 100 && $user_group->discount !== null) {
+                $real_price = $real_price * ($user_group->discount / 100);
+            }
+        }
+
+
         if ($auto) {
             // 获取本月天数
             $days = now()->daysInMonth;
diff --git a/app/Models/User.php b/app/Models/User.php
index 1fa9ca2..b7344d7 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -7,6 +7,7 @@
 use App\Exceptions\User\BalanceNotEnoughException;
 use GeneaLabs\LaravelModelCaching\Traits\Cachable;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
@@ -144,6 +145,11 @@ public function hosts(): HasMany
         return $this->hasMany(Host::class);
     }
 
+    public function user_group(): BelongsTo
+    {
+        return $this->belongsTo(UserGroup::class);
+    }
+
     /**
      * @throws CommonException
      * @throws BalanceNotEnoughException
diff --git a/app/Models/UserGroup.php b/app/Models/UserGroup.php
new file mode 100644
index 0000000..6e91c8b
--- /dev/null
+++ b/app/Models/UserGroup.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class UserGroup extends Model
+{
+    use HasFactory;
+
+    public $fillable = [
+        'name',
+        'color',
+        'discount',
+        'exempt',
+    ];
+
+    public $casts = [
+        'discount' => 'integer',
+        'exempt' => 'boolean',
+    ];
+
+    public function users(): HasMany
+    {
+        return $this->hasMany(User::class);
+    }
+
+}
diff --git a/database/migrations/2022_11_26_202440_create_user_groups_table.php b/database/migrations/2022_11_26_202440_create_user_groups_table.php
new file mode 100644
index 0000000..d9fda08
--- /dev/null
+++ b/database/migrations/2022_11_26_202440_create_user_groups_table.php
@@ -0,0 +1,73 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration {
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('user_groups', function (Blueprint $table) {
+            $table->id();
+
+            // 名称
+            $table->string('name')->comment('名称')->index();
+
+            // 颜色
+            $table->string('color')->comment('颜色')->nullable();
+
+            // 优惠百分比
+            $table->integer('discount')->comment('优惠百分比')->default(100);
+
+            // 暂停/终止豁免权
+            $table->boolean('exempt')->comment('暂停/终止豁免权')->default(false);
+
+            $table->timestamps();
+        });
+
+        // Schema::table('users', function (Blueprint $table) {
+        //     $table->unsignedBigInteger('user_group_id')->nullable()->comment('用户组')->index()->after('banned_reason');
+        //     $table->foreign('user_group_id')->references('id')->on('user_groups')->onDelete('set null');
+        // });
+
+        Schema::table('users', function (Blueprint $table) {
+            $table->unsignedBigInteger('user_group_id')->nullable()->comment('用户组')->index()->after('banned_reason');
+            $table->foreign('user_group_id')->references('id')->on('user_groups')->onDelete('set null');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        // Schema::table('users', function (Blueprint $table) {
+        //     // drop column if exists
+        //     if (Schema::hasColumn('users', 'user_group_id')) {
+        //         $table->dropForeign('users_user_group_id_foreign');
+        //
+        //         $table->dropColumn('user_group_id');
+        //     }
+        // });
+        //
+
+        Schema::table('users', function (Blueprint $table) {
+            // drop column if exists
+            if (Schema::hasColumn('users', 'user_group_id')) {
+                $table->dropForeign('users_user_group_id_foreign');
+
+                $table->dropColumn('user_group_id');
+            }
+        });
+
+
+        Schema::dropIfExists('user_groups');
+    }
+};
diff --git a/resources/views/admin/user-groups/create.blade.php b/resources/views/admin/user-groups/create.blade.php
new file mode 100644
index 0000000..4122780
--- /dev/null
+++ b/resources/views/admin/user-groups/create.blade.php
@@ -0,0 +1,43 @@
+@extends('layouts.admin')
+
+@section('title', '新建用户组')
+
+@section('content')
+    <h3>新建用户组</h3>
+
+    <a class="mt-3" href="{{ route('admin.user-groups.index') }}">返回 用户组列表</a>
+
+    <form method="POST" action="{{ route('admin.user-groups.store')}}">
+        @csrf
+
+        <div class="form-group mt-1">
+            <label for="name">名称</label>
+            <input type="text" class="form-control" id="name" name="name" placeholder="名称" required>
+        </div>
+
+        <div class="form-group mt-1 col-1">
+            <label for="color">颜色</label>
+            <input type="color" class="form-control" id="color" name="color" required>
+        </div>
+
+        <div class="form-group mt-1">
+            <label for="discount">折扣 (%)</label>
+            <input type="number" class="form-control" id="discount" name="discount" placeholder="折扣" value="100"
+                   required>
+            {{--   提示   --}}
+            <small class="form-text text-muted">折扣为 100% 时，不打折。</small>
+
+        </div>
+
+        <div class="form-group mt-1">
+            <label for="exempt">暂停 / 终止豁免权</label>
+            <select class="form-control" id="exempt" name="exempt" required>
+                <option value="0">否</option>
+                <option value="1">是</option>
+            </select>
+        </div>
+
+        <button type="submit" class="btn btn-primary mt-3">提交</button>
+    </form>
+
+@endsection
diff --git a/resources/views/admin/user-groups/edit.blade.php b/resources/views/admin/user-groups/edit.blade.php
new file mode 100644
index 0000000..418c85c
--- /dev/null
+++ b/resources/views/admin/user-groups/edit.blade.php
@@ -0,0 +1,53 @@
+@extends('layouts.admin')
+
+@section('title', '用户组: ' . $user_group->name)
+
+@section('content')
+    <h3>{{ $user_group->name }}</h3>
+
+    <a href="{{ route('admin.user-groups.show', $user_group) }}">查看此用户组</a>
+
+    <form method="POST" action="{{ route('admin.user-groups.update', $user_group)}}">
+        @csrf
+        @method('PATCH')
+
+        <div class="form-group mt-1">
+            <label for="name">名称</label>
+            <input type="text" class="form-control" id="name" name="name" value="{{ $user_group->name }}"
+                   placeholder="{{ $user_group->name }}" required>
+        </div>
+
+        <div class="form-group mt-1 col-1">
+            <label for="color">颜色</label>
+            <input type="color" class="form-control" id="color" name="color" value="{{ $user_group->color }}" required>
+        </div>
+
+        <div class="form-group mt-1">
+            <label for="discount">折扣 (%)</label>
+            <input type="number" class="form-control" id="discount" name="discount" placeholder="折扣"
+                   value="{{ $user_group->discount }}" required>
+            {{--   提示   --}}
+            <small class="form-text text-muted">折扣为 100% 时，不打折。</small>
+
+        </div>
+
+        <div class="form-group mt-1">
+            <label for="exempt">暂停 / 终止豁免权</label>
+            <select class="form-control" id="exempt" name="exempt" required>
+                <option value="0">否</option>
+                <option value="1" @if ($user_group->exempt) selected @endif>是</option>
+            </select>
+        </div>
+
+        <button type="submit" class="btn btn-primary mt-3">提交</button>
+    </form>
+
+    <hr/>
+    <form method="POST" action="{{ route('admin.user-groups.destroy', $user_group)}}"
+          onsubmit="return confirm('此用户组将不复存在。所有加入此用户组的用户将会回归默认。')">
+        @csrf
+        @method('DELETE')
+        <button type="submit" class="btn btn-danger">删除</button>
+    </form>
+
+@endsection
diff --git a/resources/views/admin/user-groups/index.blade.php b/resources/views/admin/user-groups/index.blade.php
new file mode 100644
index 0000000..1220b95
--- /dev/null
+++ b/resources/views/admin/user-groups/index.blade.php
@@ -0,0 +1,60 @@
+@extends('layouts.admin')
+
+@section('title', '用户组')
+
+@section('content')
+
+    <h3>用户组</h3>
+    <p>将用户划分到一个组中，可让他们享受到特别待遇。</p>
+
+    <a href="{{ route('admin.user-groups.create') }}">新用户组</a>
+    <div class="overflow-auto mt-3">
+        <table class="table table-hover">
+            <thead>
+            <th>ID</th>
+            <th>名称</th>
+            <th>折扣</th>
+            <th>暂停 / 终止豁免权</th>
+            <th>操作</th>
+            </thead>
+
+            <tbody>
+            @foreach ($user_groups as $user_group)
+                <tr>
+                    <td>
+                        <a href="{{ route('admin.user-groups.edit', $user_group) }}">
+                            {{ $user_group->id }}
+                        </a>
+                    </td>
+                    <td>
+                        <span class="badge badge-pill" style="background-color: {{ $user_group->color }}">&nbsp;</span>
+                        &nbsp;
+                        {{ $user_group->name }}
+                    </td>
+                    <td>
+                        @if ($user_group->discount == 100)
+                            不享受折扣
+                        @else
+                            享受 {{ $user_group->discount }}% 的折扣
+                        @endif
+                    </td>
+                    <td>
+                        {{ $user_group->exempt ? '是' : '否' }}
+                    </td>
+                    <td>
+                        <a href="{{ route('admin.user-groups.show', $user_group) }}"
+                           class="btn btn-primary btn-sm">查看</a>
+
+                        <a href="{{ route('admin.user-groups.edit', $user_group) }}"
+                           class="btn btn-primary btn-sm">编辑</a>
+                    </td>
+                </tr>
+            @endforeach
+            </tbody>
+        </table>
+    </div>
+
+    {{-- 分页 --}}
+    {{ $user_groups->links() }}
+
+@endsection
diff --git a/resources/views/admin/user-groups/show.blade.php b/resources/views/admin/user-groups/show.blade.php
new file mode 100644
index 0000000..2251a3b
--- /dev/null
+++ b/resources/views/admin/user-groups/show.blade.php
@@ -0,0 +1,70 @@
+@extends('layouts.admin')
+
+@section('title', '用户组: ' . $user_group->name)
+
+@section('content')
+    <h3>{{ $user_group->name }}</h3>
+    <a href="{{ route('admin.user-groups.edit', $user_group) }}">编辑此用户组</a>
+
+    <br/>
+    <span>
+        此用户组的 ID 为 {{ $user_group->id }}。
+        @if ($user_group->discount == 100)
+            不享受折扣
+        @else
+            享受 {{ $user_group->discount }}% 的折扣
+        @endif
+        ，
+        @if ($user_group->exempt)
+            并且有暂停 / 终止豁免权
+        @else
+            并且没有暂停 / 终止豁免权
+        @endif
+        。
+    </span>
+
+    {{-- 用户列表 --}}
+    <div class="overflow-auto">
+        <table class="table table-hover">
+            <thead>
+            <th>ID</th>
+            <th>用户名</th>
+            <th>邮箱</th>
+            <th>余额</th>
+            <th>注册时间</th>
+            <th>操作</th>
+            </thead>
+
+            <tbody>
+            @foreach ($users as $user)
+                <tr>
+                    <td>
+                        <a href="{{ route('admin.users.show', $user) }}" title="切换到 {{ $user->name }}">
+                            {{ $user->id }}
+                        </a>
+                    </td>
+                    <td>
+                        <a href="{{ route('admin.users.edit', $user) }}"
+                           title="显示和编辑 {{ $user->name }} 的资料">
+                            {{ $user->name }}
+                        </a>
+                    </td>
+                    <td>
+                        {{ $user->email }}
+                    </td>
+                    <td>
+                        {{ $user->balance }} 元
+                    </td>
+                    <td>
+                        {{ $user->created_at }}
+                    </td>
+                    <td>
+                        <a href="{{ route('admin.users.edit', $user) }}" class="btn btn-primary btn-sm">编辑</a>
+                    </td>
+                </tr>
+
+            @endforeach
+            </tbody>
+        </table>
+    </div>
+@endsection
diff --git a/resources/views/admin/users/edit.blade.php b/resources/views/admin/users/edit.blade.php
index b5f7b77..63c87f9 100644
--- a/resources/views/admin/users/edit.blade.php
+++ b/resources/views/admin/users/edit.blade.php
@@ -43,7 +43,7 @@
                     <span>{{ $host->getPrice() }} 元</span>
                 </td>
                 <td>
-                    <x-host-status :status="$host->status" />
+                    <x-host-status :status="$host->status"/>
                 </td>
                 <td>
                     <a href="{{ route('admin.hosts.edit', $host) }}" class="btn btn-primary btn-sm">查看</a>
@@ -165,4 +165,25 @@
         <button type="submit" class="btn btn-primary mt-3">提交</button>
     </form>
 
+
+    {{--  用户组  --}}
+    <h3 class="mt-3">用户组</h3>
+    <form action="{{ route('admin.users.update', $user) }}" method="post">
+        @csrf
+        @method('PATCH')
+
+        <div class="form-group">
+            <label for="group_id">用户组</label>
+            <select class="form-control" id="group_id" name="user_group_id">
+                <option value="">无</option>
+                @foreach($groups as $group)
+                    <option value="{{ $group->id }}"
+                            @if ($user->user_group_id == $group->id) selected @endif>{{ $group->name }}</option>
+                @endforeach
+            </select>
+        </div>
+
+        <button type="submit" class="btn btn-primary mt-3">提交</button>
+    </form>
+
 @endsection
diff --git a/resources/views/admin/users/index.blade.php b/resources/views/admin/users/index.blade.php
index 904a7cf..1c994df 100644
--- a/resources/views/admin/users/index.blade.php
+++ b/resources/views/admin/users/index.blade.php
@@ -37,6 +37,7 @@
             <th>用户名</th>
             <th>邮箱</th>
             <th>余额</th>
+            <th>用户组</th>
             <th>注册时间</th>
             <th>操作</th>
             </thead>
@@ -60,6 +61,15 @@
                     <td>
                         {{ $user->balance }} 元
                     </td>
+                    <td>
+                        @if ($user->group_id)
+                            <a href="{{ route('admin.user-groups.show', $user->user_group_id) }}">
+                                {{ $user->user_group->name }}
+                            </a>
+                        @else
+                            无
+                        @endif
+                    </td>
                     <td>
                         {{ $user->created_at }}
                     </td>
diff --git a/resources/views/layouts/admin.blade.php b/resources/views/layouts/admin.blade.php
index f0acc21..d40064a 100644
--- a/resources/views/layouts/admin.blade.php
+++ b/resources/views/layouts/admin.blade.php
@@ -19,94 +19,97 @@
 </head>
 
 <body>
-    <div id="app">
-        <nav class="navbar navbar-expand-md navbar-light bg-white shadow-sm">
-            <div class="container">
-                <a class="navbar-brand" href="{{ route('admin.index') }}">
-                    管理员
-                </a>
-                <button class="navbar-toggler" type="button" data-bs-toggle="collapse"
+<div id="app">
+    <nav class="navbar navbar-expand-md navbar-light bg-white shadow-sm">
+        <div class="container">
+            <a class="navbar-brand" href="{{ route('admin.index') }}">
+                管理员
+            </a>
+            <button class="navbar-toggler" type="button" data-bs-toggle="collapse"
                     data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent"
                     aria-expanded="false" aria-label="{{ __('Toggle navigation') }}">
-                    <span class="navbar-toggler-icon"></span>
-                </button>
+                <span class="navbar-toggler-icon"></span>
+            </button>
 
-                <div class="collapse navbar-collapse" id="navbarSupportedContent">
-                    <!-- Left Side Of Navbar -->
-                    <ul class="navbar-nav me-auto">
-                        <li class="nav-item">
-                            <a class="nav-link" href="{{ route('admin.users.index') }}">用户</a>
-                        </li>
-                        <li class="nav-item">
-                            <a class="nav-link" href="{{ route('admin.hosts.index') }}">主机</a>
-                        </li>
-                        <li class="nav-item">
-                            <a class="nav-link" href="{{ route('admin.modules.index') }}">模块</a>
-                        </li>
-                        <li class="nav-item">
-                            <a class="nav-link" href="{{ route('admin.work-orders.index') }}">工单</a>
-                        </li>
-                        <li class="nav-item">
-                            <a class="nav-link" href="{{ route('admin.transactions') }}">交易记录</a>
-                        </li>
-                        <li class="nav-item">
-                            <a class="nav-link" href="{{ route('admin.admins.index') }}">管理员</a>
-                        </li>
-                        <li class="nav-item">
-                            <a class="nav-link" href="{{ route('admin.commands') }}">命令速查表</a>
-                        </li>
-                    </ul>
+            <div class="collapse navbar-collapse" id="navbarSupportedContent">
+                <!-- Left Side Of Navbar -->
+                <ul class="navbar-nav me-auto">
+                    <li class="nav-item">
+                        <a class="nav-link" href="{{ route('admin.users.index') }}">用户</a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="{{ route('admin.hosts.index') }}">主机</a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="{{ route('admin.modules.index') }}">模块</a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="{{ route('admin.work-orders.index') }}">工单</a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="{{ route('admin.transactions') }}">交易记录</a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="{{ route('admin.admins.index') }}">管理员</a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="{{ route('admin.user-groups.index') }}">用户组</a>
+                    </li>
+                    <li class="nav-item">
+                        <a class="nav-link" href="{{ route('admin.commands') }}">命令速查表</a>
+                    </li>
+                </ul>
 
-                    <!-- Right Side Of Navbar -->
-                    <ul class="navbar-nav ms-auto">
-                        <!-- Authentication Links -->
-                        @if (!Auth::guard('admin')->check())
-                            @if (Route::has('admin.login'))
-                                <li class="nav-item">
-                                    <a class="nav-link" href="{{ route('admin.login') }}">{{ __('Login') }}</a>
-                                </li>
-                            @endif
-                        @else
-                            @if (Auth::guard('web')->check())
-                                <li class="nav-item">
-                                    <a class="nav-link" href="{{ route('index') }}">切换到
-                                        {{ Auth::guard('web')->user()->name }}</a>
-                                </li>
-                            @endif
-                            <li class="nav-item dropdown">
-                                <a id="navbarDropdown" class="nav-link dropdown-toggle" href="#" role="button"
-                                    data-bs-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-                                    {{ Auth::guard('admin')->user()->email ?? '' }}
+                <!-- Right Side Of Navbar -->
+                <ul class="navbar-nav ms-auto">
+                    <!-- Authentication Links -->
+                    @if (!Auth::guard('admin')->check())
+                        @if (Route::has('admin.login'))
+                            <li class="nav-item">
+                                <a class="nav-link" href="{{ route('admin.login') }}">{{ __('Login') }}</a>
+                            </li>
+                        @endif
+                    @else
+                        @if (Auth::guard('web')->check())
+                            <li class="nav-item">
+                                <a class="nav-link" href="{{ route('index') }}">切换到
+                                    {{ Auth::guard('web')->user()->name }}</a>
+                            </li>
+                        @endif
+                        <li class="nav-item dropdown">
+                            <a id="navbarDropdown" class="nav-link dropdown-toggle" href="#" role="button"
+                               data-bs-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
+                                {{ Auth::guard('admin')->user()->email ?? '' }}
+                            </a>
+
+                            <div class="dropdown-menu dropdown-menu-end" aria-labelledby="navbarDropdown">
+                                <a class="dropdown-item" href="{{ route('admin.logout') }}"
+                                   onclick="event.preventDefault();
+                                                     document.getElementById('logout-form').submit();">
+                                    {{ __('Logout') }}
                                 </a>
 
-                                <div class="dropdown-menu dropdown-menu-end" aria-labelledby="navbarDropdown">
-                                    <a class="dropdown-item" href="{{ route('admin.logout') }}"
-                                        onclick="event.preventDefault();
-                                                     document.getElementById('logout-form').submit();">
-                                        {{ __('Logout') }}
-                                    </a>
-
-                                    <form id="logout-form" action="{{ route('admin.logout') }}" method="POST"
-                                        class="d-none">
-                                        @csrf
-                                    </form>
-                                </div>
-                            </li>
-                        @endguest
+                                <form id="logout-form" action="{{ route('admin.logout') }}" method="POST"
+                                      class="d-none">
+                                    @csrf
+                                </form>
+                            </div>
+                        </li>
+                    @endguest
                 </ul>
             </div>
         </div>
     </nav>
 
     <main class="py-4">
-        <x-alert />
+        <x-alert/>
 
         <div class="container">
             @yield('content')
         </div>
     </main>
 
-    <x-module-script />
+    <x-module-script/>
 
 </div>
 </body>
diff --git a/routes/admin.php b/routes/admin.php
index d69120e..b976a09 100644
--- a/routes/admin.php
+++ b/routes/admin.php
@@ -6,6 +6,7 @@
 use App\Http\Controllers\Admin\HostController;
 use App\Http\Controllers\Admin\ModuleController;
 use App\Http\Controllers\Admin\UserController;
+use App\Http\Controllers\Admin\UserGroupController;
 use App\Http\Controllers\Admin\WorkOrderController;
 use Illuminate\Support\Facades\Route;
 
@@ -26,6 +27,9 @@
     Route::resource('hosts', HostController::class)->only(['index', 'edit', 'update', 'destroy']);
     Route::resource('work-orders', WorkOrderController::class)->only(['index', 'show', 'edit', 'update', 'destroy']);
 
+    Route::resource('user-groups', UserGroupController::class);
+
+
     Route::view('commands', 'admin.commands')->name('commands');
 
     Route::get('transactions', [HomeController::class, 'transactions'])->name('transactions');