feat(admin): Benutzerverwaltung mit CRUD und Rollenzuweisung

- Admin-Modul unter /admin/users (nur role:admin)
- Benutzer anlegen, bearbeiten, löschen
- Rollenzuweisung im Formular
- Navigationslink für Admins
- CHANGELOG v0.3.0

Version: 0.3.0

CHANGELOG.md

@@ -7,13 +7,33 @@ Dieses Projekt verwendet [Semantic Versioning](https://semver.org/lang/de/).
 
 ## [Unreleased]
 
+---
+
+## [0.3.0] - 2026-06-27
+
 ### Added
-- Laravel-Projekt aufgesetzt mit MariaDB-Anbindung
+- Admin-Modul: komplette Benutzerverwaltung unter `/admin/users`
-- Authentifizierung via Laravel Breeze (Login, Registrierung, Passwort-Reset)
+- Benutzer anlegen, bearbeiten, löschen über Web-Oberfläche
-- Rollen-basierte Zugriffskontrolle (RBAC) via Spatie Laravel Permission
+- Rollenzuweisung direkt im Formular (admin / manager / user)
+- Navigationslink „Benutzerverwaltung" nur für Admins sichtbar (`@role('admin')`)
+- Gefahrenzone im Bearbeiten-Formular für sicheres Löschen
+- Schutz: eigener Account kann nicht gelöscht werden
+
+### Security
+- Admin-Routen mit Middleware `role:admin` geschützt
+
+---
+
+## [0.2.0] - 2026-06-27
+
+### Added
+- Laravel 13 Projektstruktur
+- Authentifizierung via Laravel Breeze (Blade)
+- RBAC via Spatie Permission v8 (admin/manager/user)
+- MariaDB-Anbindung konfiguriert
 - Rollen: `admin`, `manager`, `user`
 - Permissions: `user.*`, `role.*`, `network.*`
-- Standard-Admin-Account beim Seeden angelegt
+- Standard-Admin-Account: admin@mms-systemservice.de
 - Docker-Umgebung: Gitea, MariaDB, phpMyAdmin
 
 ---
@@ -26,5 +46,7 @@ Dieses Projekt verwendet [Semantic Versioning](https://semver.org/lang/de/).
 - Grundlegende PHP-Projektstruktur (public/, src/, config/)
 - composer.json, .gitignore, README.md
 
-[Unreleased]: http://localhost:3000/admin/Network-MGMT/compare/v0.1.0...HEAD
+[Unreleased]: http://localhost:3000/admin/Network-MGMT/compare/v0.3.0...HEAD
+[0.3.0]: http://localhost:3000/admin/Network-MGMT/compare/v0.2.0...v0.3.0
+[0.2.0]: http://localhost:3000/admin/Network-MGMT/compare/v0.1.0...v0.2.0
 [0.1.0]: http://localhost:3000/admin/Network-MGMT/releases/tag/v0.1.0

app/Http/Controllers/Admin/UserController.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace App\Http\Controllers\Admin;
+
+use App\Http\Controllers\Controller;
+use App\Models\User;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Hash;
+use Illuminate\Validation\Rule;
+use Illuminate\Validation\Rules\Password;
+use Illuminate\View\View;
+use Spatie\Permission\Models\Role;
+
+class UserController extends Controller
+{
+    public function index(): View
+    {
+        $users = User::with('roles')->orderBy('name')->paginate(20);
+
+        return view('admin.users.index', compact('users'));
+    }
+
+    public function create(): View
+    {
+        $roles = Role::orderBy('name')->get();
+
+        return view('admin.users.create', compact('roles'));
+    }
+
+    public function store(Request $request): RedirectResponse
+    {
+        $validated = $request->validate([
+            'name'     => ['required', 'string', 'max:255'],
+            'email'    => ['required', 'string', 'email', 'max:255', 'unique:users'],
+            'password' => ['required', Password::min(8)->mixedCase()->numbers()],
+            'role'     => ['required', 'string', Rule::exists('roles', 'name')],
+        ]);
+
+        $user = User::create([
+            'name'     => $validated['name'],
+            'email'    => $validated['email'],
+            'password' => Hash::make($validated['password']),
+        ]);
+
+        $user->assignRole($validated['role']);
+
+        return redirect()
+            ->route('admin.users.index')
+            ->with('success', "Benutzer „{$user->name}" wurde angelegt.");
+    }
+
+    public function edit(User $user): View
+    {
+        $roles = Role::orderBy('name')->get();
+
+        return view('admin.users.edit', compact('user', 'roles'));
+    }
+
+    public function update(Request $request, User $user): RedirectResponse
+    {
+        $validated = $request->validate([
+            'name'     => ['required', 'string', 'max:255'],
+            'email'    => ['required', 'string', 'email', 'max:255', Rule::unique('users')->ignore($user->id)],
+            'password' => ['nullable', Password::min(8)->mixedCase()->numbers()],
+            'role'     => ['required', 'string', Rule::exists('roles', 'name')],
+        ]);
+
+        $user->update([
+            'name'  => $validated['name'],
+            'email' => $validated['email'],
+        ]);
+
+        if (!empty($validated['password'])) {
+            $user->update(['password' => Hash::make($validated['password'])]);
+        }
+
+        $user->syncRoles([$validated['role']]);
+
+        return redirect()
+            ->route('admin.users.index')
+            ->with('success', "Benutzer „{$user->name}" wurde aktualisiert.");
+    }
+
+    public function destroy(User $user): RedirectResponse
+    {
+        if ($user->id === auth()->id()) {
+            return redirect()
+                ->route('admin.users.index')
+                ->with('error', 'Du kannst deinen eigenen Account nicht löschen.');
+        }
+
+        $name = $user->name;
+        $user->delete();
+
+        return redirect()
+            ->route('admin.users.index')
+            ->with('success', "Benutzer „{$name}" wurde gelöscht.");
+    }
+}

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

@@ -0,0 +1,67 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center space-x-2">
+            <a href="{{ route('admin.users.index') }}" class="text-gray-500 hover:text-gray-700">Benutzerverwaltung</a>
+            <span class="text-gray-400">/</span>
+            <h2 class="font-semibold text-xl text-gray-800 leading-tight">Neuer Benutzer</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 shadow-sm sm:rounded-lg p-6">
+
+                <form method="POST" action="{{ route('admin.users.store') }}" class="space-y-6">
+                    @csrf
+
+                    {{-- Name --}}
+                    <div>
+                        <x-input-label for="name" value="Name" />
+                        <x-text-input id="name" name="name" type="text" class="mt-1 block w-full"
+                            value="{{ old('name') }}" required autofocus />
+                        <x-input-error :messages="$errors->get('name')" class="mt-2" />
+                    </div>
+
+                    {{-- E-Mail --}}
+                    <div>
+                        <x-input-label for="email" value="E-Mail-Adresse" />
+                        <x-text-input id="email" name="email" type="email" class="mt-1 block w-full"
+                            value="{{ old('email') }}" required />
+                        <x-input-error :messages="$errors->get('email')" class="mt-2" />
+                    </div>
+
+                    {{-- Passwort --}}
+                    <div>
+                        <x-input-label for="password" value="Passwort" />
+                        <x-text-input id="password" name="password" type="password" class="mt-1 block w-full" required />
+                        <p class="mt-1 text-xs text-gray-500">Mindestens 8 Zeichen, Groß- und Kleinbuchstaben, eine Zahl.</p>
+                        <x-input-error :messages="$errors->get('password')" class="mt-2" />
+                    </div>
+
+                    {{-- Rolle --}}
+                    <div>
+                        <x-input-label for="role" value="Rolle" />
+                        <select id="role" name="role" required
+                            class="mt-1 block w-full border-gray-300 rounded-md shadow-sm focus:ring-indigo-500 focus:border-indigo-500 text-sm">
+                            <option value="">— Bitte wählen —</option>
+                            @foreach($roles as $role)
+                                <option value="{{ $role->name }}" {{ old('role') === $role->name ? 'selected' : '' }}>
+                                    {{ ucfirst($role->name) }}
+                                </option>
+                            @endforeach
+                        </select>
+                        <x-input-error :messages="$errors->get('role')" class="mt-2" />
+                    </div>
+
+                    {{-- Buttons --}}
+                    <div class="flex items-center justify-between pt-2">
+                        <a href="{{ route('admin.users.index') }}"
+                           class="text-sm text-gray-600 hover:text-gray-900">Abbrechen</a>
+                        <x-primary-button>Benutzer anlegen</x-primary-button>
+                    </div>
+                </form>
+
+            </div>
+        </div>
+    </div>
+</x-app-layout>

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

@@ -0,0 +1,90 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center space-x-2">
+            <a href="{{ route('admin.users.index') }}" class="text-gray-500 hover:text-gray-700">Benutzerverwaltung</a>
+            <span class="text-gray-400">/</span>
+            <h2 class="font-semibold text-xl text-gray-800 leading-tight">{{ $user->name }} bearbeiten</h2>
+        </div>
+    </x-slot>
+
+    <div class="py-12">
+        <div class="max-w-2xl mx-auto sm:px-6 lg:px-8 space-y-6">
+
+            {{-- Stammdaten & Rolle --}}
+            <div class="bg-white shadow-sm sm:rounded-lg p-6">
+                <h3 class="text-lg font-medium text-gray-900 mb-4">Stammdaten</h3>
+
+                <form method="POST" action="{{ route('admin.users.update', $user) }}" class="space-y-6">
+                    @csrf
+                    @method('PUT')
+
+                    {{-- Name --}}
+                    <div>
+                        <x-input-label for="name" value="Name" />
+                        <x-text-input id="name" name="name" type="text" class="mt-1 block w-full"
+                            value="{{ old('name', $user->name) }}" required autofocus />
+                        <x-input-error :messages="$errors->get('name')" class="mt-2" />
+                    </div>
+
+                    {{-- E-Mail --}}
+                    <div>
+                        <x-input-label for="email" value="E-Mail-Adresse" />
+                        <x-text-input id="email" name="email" type="email" class="mt-1 block w-full"
+                            value="{{ old('email', $user->email) }}" required />
+                        <x-input-error :messages="$errors->get('email')" class="mt-2" />
+                    </div>
+
+                    {{-- Neues Passwort --}}
+                    <div>
+                        <x-input-label for="password" value="Neues Passwort (leer lassen = unverändert)" />
+                        <x-text-input id="password" name="password" type="password" class="mt-1 block w-full" />
+                        <p class="mt-1 text-xs text-gray-500">Mindestens 8 Zeichen, Groß- und Kleinbuchstaben, eine Zahl.</p>
+                        <x-input-error :messages="$errors->get('password')" class="mt-2" />
+                    </div>
+
+                    {{-- Rolle --}}
+                    <div>
+                        <x-input-label for="role" value="Rolle" />
+                        <select id="role" name="role" required
+                            class="mt-1 block w-full border-gray-300 rounded-md shadow-sm focus:ring-indigo-500 focus:border-indigo-500 text-sm">
+                            @foreach($roles as $role)
+                                <option value="{{ $role->name }}"
+                                    {{ $user->hasRole($role->name) ? 'selected' : '' }}>
+                                    {{ ucfirst($role->name) }}
+                                </option>
+                            @endforeach
+                        </select>
+                        <x-input-error :messages="$errors->get('role')" class="mt-2" />
+                    </div>
+
+                    {{-- Buttons --}}
+                    <div class="flex items-center justify-between pt-2">
+                        <a href="{{ route('admin.users.index') }}"
+                           class="text-sm text-gray-600 hover:text-gray-900">Abbrechen</a>
+                        <x-primary-button>Änderungen speichern</x-primary-button>
+                    </div>
+                </form>
+            </div>
+
+            {{-- Gefahrenzone --}}
+            @if($user->id !== auth()->id())
+            <div class="bg-white shadow-sm sm:rounded-lg p-6 border border-red-200">
+                <h3 class="text-lg font-medium text-red-700 mb-2">Gefahrenzone</h3>
+                <p class="text-sm text-gray-600 mb-4">
+                    Dieser Benutzer wird dauerhaft gelöscht und kann nicht wiederhergestellt werden.
+                </p>
+                <form method="POST" action="{{ route('admin.users.destroy', $user) }}"
+                      onsubmit="return confirm('Benutzer „{{ $user->name }}" wirklich löschen?')">
+                    @csrf
+                    @method('DELETE')
+                    <button type="submit"
+                        class="inline-flex items-center px-4 py-2 bg-red-600 text-white text-sm font-medium rounded-md hover:bg-red-700 transition">
+                        Benutzer löschen
+                    </button>
+                </form>
+            </div>
+            @endif
+
+        </div>
+    </div>
+</x-app-layout>

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

@@ -0,0 +1,93 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center justify-between">
+            <h2 class="font-semibold text-xl text-gray-800 leading-tight">
+                Benutzerverwaltung
+            </h2>
+            <a href="{{ route('admin.users.create') }}"
+               class="inline-flex items-center px-4 py-2 bg-indigo-600 text-white text-sm font-medium rounded-md hover:bg-indigo-700 transition">
+                + Neuer Benutzer
+            </a>
+        </div>
+    </x-slot>
+
+    <div class="py-12">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8">
+
+            {{-- Flash-Meldungen --}}
+            @if(session('success'))
+                <div class="mb-4 p-4 bg-green-100 text-green-800 rounded-md">
+                    {{ session('success') }}
+                </div>
+            @endif
+            @if(session('error'))
+                <div class="mb-4 p-4 bg-red-100 text-red-800 rounded-md">
+                    {{ session('error') }}
+                </div>
+            @endif
+
+            <div class="bg-white shadow-sm sm:rounded-lg overflow-hidden">
+                <table class="min-w-full divide-y divide-gray-200">
+                    <thead class="bg-gray-50">
+                        <tr>
+                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Name</th>
+                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">E-Mail</th>
+                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Rolle</th>
+                            <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Erstellt</th>
+                            <th class="px-6 py-3 text-right text-xs font-medium text-gray-500 uppercase tracking-wider">Aktionen</th>
+                        </tr>
+                    </thead>
+                    <tbody class="bg-white divide-y divide-gray-200">
+                        @forelse($users as $user)
+                            <tr class="hover:bg-gray-50">
+                                <td class="px-6 py-4 whitespace-nowrap">
+                                    <div class="font-medium text-gray-900">{{ $user->name }}</div>
+                                </td>
+                                <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-600">
+                                    {{ $user->email }}
+                                </td>
+                                <td class="px-6 py-4 whitespace-nowrap">
+                                    @foreach($user->roles as $role)
+                                        <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium
+                                            {{ $role->name === 'admin' ? 'bg-red-100 text-red-800' : ($role->name === 'manager' ? 'bg-yellow-100 text-yellow-800' : 'bg-blue-100 text-blue-800') }}">
+                                            {{ $role->name }}
+                                        </span>
+                                    @endforeach
+                                </td>
+                                <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-500">
+                                    {{ $user->created_at->format('d.m.Y') }}
+                                </td>
+                                <td class="px-6 py-4 whitespace-nowrap text-right text-sm font-medium space-x-2">
+                                    <a href="{{ route('admin.users.edit', $user) }}"
+                                       class="text-indigo-600 hover:text-indigo-900">Bearbeiten</a>
+
+                                    @if($user->id !== auth()->id())
+                                        <form method="POST" action="{{ route('admin.users.destroy', $user) }}"
+                                              class="inline"
+                                              onsubmit="return confirm('Benutzer „{{ $user->name }}" wirklich löschen?')">
+                                            @csrf
+                                            @method('DELETE')
+                                            <button type="submit" class="text-red-600 hover:text-red-900">Löschen</button>
+                                        </form>
+                                    @endif
+                                </td>
+                            </tr>
+                        @empty
+                            <tr>
+                                <td colspan="5" class="px-6 py-8 text-center text-gray-500">
+                                    Noch keine Benutzer vorhanden.
+                                </td>
+                            </tr>
+                        @endforelse
+                    </tbody>
+                </table>
+
+                @if($users->hasPages())
+                    <div class="px-6 py-4 border-t border-gray-200">
+                        {{ $users->links() }}
+                    </div>
+                @endif
+            </div>
+        </div>
+    </div>
+</x-app-layout>

resources/views/layouts/navigation.blade.php

@@ -15,6 +15,11 @@
                     <x-nav-link :href="route('dashboard')" :active="request()->routeIs('dashboard')">
                         {{ __('Dashboard') }}
                     </x-nav-link>
+                    @role('admin')
+                    <x-nav-link :href="route('admin.users.index')" :active="request()->routeIs('admin.*')">
+                        Benutzerverwaltung
+                    </x-nav-link>
+                    @endrole
                 </div>
             </div>
 
@@ -70,6 +75,11 @@
             <x-responsive-nav-link :href="route('dashboard')" :active="request()->routeIs('dashboard')">
                 {{ __('Dashboard') }}
             </x-responsive-nav-link>
+            @role('admin')
+            <x-responsive-nav-link :href="route('admin.users.index')" :active="request()->routeIs('admin.*')">
+                Benutzerverwaltung
+            </x-responsive-nav-link>
+            @endrole
         </div>
 
         <!-- Responsive Settings Options -->

routes/web.php

@@ -1,6 +1,7 @@
 <?php
 
 use App\Http\Controllers\ProfileController;
+use App\Http\Controllers\Admin\UserController as AdminUserController;
 use Illuminate\Support\Facades\Route;
 
 Route::get('/', function () {
@@ -17,4 +18,13 @@ Route::middleware('auth')->group(function () {
     Route::delete('/profile', [ProfileController::class, 'destroy'])->name('profile.destroy');
 });
 
+// Admin-Bereich – nur für Admins
+Route::prefix('admin')
+    ->name('admin.')
+    ->middleware(['auth', 'verified', 'role:admin'])
+    ->group(function () {
+        Route::get('/', fn() => redirect()->route('admin.users.index'));
+        Route::resource('users', AdminUserController::class);
+    });
+
 require __DIR__.'/auth.php';