add password login

backend/app/Http/Requests/LoginRequest.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace App\Http\Requests;
+
+use Illuminate\Foundation\Http\FormRequest;
+
+class LoginRequest extends FormRequest
+{
+    public function authorize(): bool
+    {
+        return true;
+    }
+
+    /**
+     * @return array<string, array<int, string>>
+     */
+    public function rules(): array
+    {
+        return [
+            'email' => [
+                'required',
+                'string',
+                'email',
+                'max:255',
+            ],
+            'password' => [
+                'required',
+                'string',
+            ],
+        ];
+    }
+
+    protected function prepareForValidation(): void
+    {
+        $email = $this->input('email');
+        if (is_string($email)) {
+            $this->merge(['email' => trim($email)]);
+        }
+    }
+}