feat: add AgentNodeIndexController for node listing and remove settlement_cycle field from AgentProfile logic

app/Http/Controllers/Api/V1/Admin/Agent/AgentNodeIndexController.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace App\Http\Controllers\Api\V1\Admin\Agent;
+
+use App\Support\ApiResponse;
+use Illuminate\Http\Request;
+use Illuminate\Http\JsonResponse;
+use App\Http\Controllers\Controller;
+use App\Support\AdminAgentScope;
+use App\Support\AgentNodePresenter;
+use App\Models\AgentNode;
+
+final class AgentNodeIndexController extends Controller
+{
+    public function __invoke(Request $request): JsonResponse
+    {
+        $admin = $request->lotteryAdmin();
+        abort_if($admin === null, 401);
+
+        $query = AgentNode::query()->orderBy('admin_site_id')->orderBy('path');
+
+        if (! $admin->isSuperAdmin()) {
+            $actor = AdminAgentScope::primaryAgentNode($admin);
+            if ($actor === null) {
+                $query->whereRaw('0 = 1');
+            } else {
+                $query
+                    ->where('admin_site_id', (int) $actor->admin_site_id)
+                    ->where('path', 'like', $actor->path.'%');
+            }
+        }
+
+        return ApiResponse::success([
+            'admin_site_id' => null,
+            'items' => AgentNodePresenter::list($query->get()),
+        ]);
+    }
+}