feat(auth): implement AdminApp login functionality with controller, request, routes, and tests

app/Domains/Auth/routes/adminapp.php

@@ -0,0 +1,8 @@
+<?php
+
+use App\Domains\Auth\Controllers\AdminAppLoginController;
+use Illuminate\Support\Facades\Route;
+
+Route::prefix('v1/adminapp')->group(function (): void {
+    Route::post('login', AdminAppLoginController::class)->middleware('throttle:login');
+});

app/Domains/Auth/routes/api.php

@@ -23,3 +23,5 @@ Route::post('/auth/google/exchange', GoogleTokenExchangeController::class);
 Route::middleware('auth:sanctum')->post('/logout', LogoutController::class);
 Route::middleware('auth:sanctum')->get('/me', MeController::class);
 Route::middleware('auth:sanctum')->put('/me', UpdateProfileController::class);
+
+require __DIR__.'/adminapp.php';