続いてシステム管理者用のナビゲーションメニューを作成します．これも navigation.blade.php をコピーして作成した admin_navigation.blade.php を適宜変更します．また，管理者についての Profile ページは現時点では作成しないので，35行目付近と80行目付近の Profile に関する部分は削除しておきます．
resources/views/layouts/admin_navigation.blade.php<nav x-data="{ open: false }" class="bg-white border-b border-gray-100">
<!-- Primary Navigation Menu -->
<div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
<div class="flex justify-between h-16">
<div class="flex">
<!-- Logo -->
<div class="shrink-0 flex items-center">
<a href="{{ route('admin.dashboard') }}">
<x-application-logo class="block h-9 w-auto fill-current text-gray-800" />
</a>
</div>
<!-- Navigation Links -->
<div class="hidden space-x-8 sm:-my-px sm:ml-10 sm:flex">
<x-nav-link :href="route('admin.dashboard')" :active="request()->routeIs('admin.dashboard')">
{{ __('Admin Dashboard') }}
</x-nav-link>
</div>
</div>
<!-- Settings Dropdown -->
<div class="hidden sm:flex sm:items-center sm:ml-6">
<x-dropdown align="right" width="48">
<x-slot name="trigger">
<button class="inline-flex items-center px-3 py-2 border border-transparent text-sm leading-4 font-medium rounded-md text-gray-500 bg-white hover:text-gray-700 focus:outline-none transition ease-in-out duration-150">
<div>{{ Auth::user()->name }}</div>
<div class="ml-1">
<svg class="fill-current h-4 w-4" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20">
<path fill-rule="evenodd" d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z" clip-rule="evenodd" />
</svg>
</div>
</button>
</x-slot>
<x-slot name="content">
<!-- Authentication -->
<form method="POST" action="{{ route('admin.logout') }}">
@csrf
<x-dropdown-link :href="route('admin.logout')"
onclick="event.preventDefault();
this.closest('form').submit();">
{{ __('Admin Log Out') }}
</x-dropdown-link>
</form>
</x-slot>
</x-dropdown>
</div>
<!-- Hamburger -->
<div class="-mr-2 flex items-center sm:hidden">
<button @click="open = ! open" class="inline-flex items-center justify-center p-2 rounded-md text-gray-400 hover:text-gray-500 hover:bg-gray-100 focus:outline-none focus:bg-gray-100 focus:text-gray-500 transition duration-150 ease-in-out">
<svg class="h-6 w-6" stroke="currentColor" fill="none" viewBox="0 0 24 24">
<path :class="{'hidden': open, 'inline-flex': ! open }" class="inline-flex" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 6h16M4 12h16M4 18h16" />
<path :class="{'hidden': ! open, 'inline-flex': open }" class="hidden" stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12" />
</svg>
</button>
</div>
</div>
</div>
<!-- Responsive Navigation Menu -->
<div :class="{'block': open, 'hidden': ! open}" class="hidden sm:hidden">
<div class="pt-2 pb-3 space-y-1">
<x-responsive-nav-link :href="route('admin.dashboard')" :active="request()->routeIs('admin.dashboard')">
{{ __('Admin Dashboard') }}
</x-responsive-nav-link>
</div>
<!-- Responsive Settings Options -->
<div class="pt-4 pb-1 border-t border-gray-200">
<div class="px-4">
<div class="font-medium text-base text-gray-800">{{ Auth::user()->name }}</div>
<div class="font-medium text-sm text-gray-500">{{ Auth::user()->email }}</div>
</div>
<div class="mt-3 space-y-1">
<!-- Authentication -->
<form method="POST" action="{{ route('admin.logout') }}">
@csrf
<x-responsive-nav-link :href="route('admin.logout')"
onclick="event.preventDefault();
this.closest('form').submit();">
{{ __('Admin Log Out') }}
</x-responsive-nav-link>
</form>
</div>
</div>
</div>
</nav>