feat: add UserResource with is_admin toggle and delete

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

tests/Feature/Admin/UserResourceTest.php

@@ -0,0 +1,44 @@
+<?php
+
+use App\Filament\Resources\UserResource\Pages\EditUser;
+use App\Filament\Resources\UserResource\Pages\ListUsers;
+use App\Models\User;
+use Filament\Actions\DeleteAction;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Livewire\Livewire;
+
+uses(RefreshDatabase::class);
+
+beforeEach(function () {
+    $this->admin = User::factory()->admin()->create();
+    $this->actingAs($this->admin);
+});
+
+it('renders the user list', function () {
+    $users = User::factory()->count(3)->create();
+
+    Livewire::test(ListUsers::class)
+        ->assertOk()
+        ->assertCanSeeTableRecords($users);
+});
+
+it('can toggle is_admin on edit', function () {
+    $user = User::factory()->create(['is_admin' => false]);
+
+    Livewire::test(EditUser::class, ['record' => $user->id])
+        ->fillForm(['is_admin' => true])
+        ->call('save')
+        ->assertHasNoFormErrors();
+
+    expect($user->fresh()->is_admin)->toBeTrue();
+});
+
+it('can delete a user', function () {
+    $user = User::factory()->create();
+
+    Livewire::test(ListUsers::class)
+        ->callTableAction(DeleteAction::class, $user)
+        ->assertHasNoTableActionErrors();
+
+    $this->assertDatabaseMissing('users', ['id' => $user->id]);
+});