Added member and invitation endpoints

app/Http/Requests/V1/Member/MemberUpdateRequest.php

@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Http\Requests\V1\Member;
+
+use App\Enums\Role;
+use App\Models\Organization;
+use Illuminate\Contracts\Validation\ValidationRule;
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Validation\Rule;
+
+/**
+ * @property Organization $organization
+ */
+class MemberUpdateRequest extends FormRequest
+{
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array<string, array<string|ValidationRule|\Illuminate\Contracts\Validation\Rule>>
+     */
+    public function rules(): array
+    {
+        return [
+            'billable_rate' => [
+                'nullable',
+                'integer',
+                'min:0',
+            ],
+            'role' => [
+                'required',
+                'string',
+                // TODO: placeholder role should not be allowed
+                Rule::enum(Role::class),
+            ],
+        ];
+    }
+}