增加AgentInfoController

app/Http/Controllers/Api/AgentInfoController.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace App\Http\Controllers\Api;
+
+use App\Http\Controllers\Controller;
+use App\Models\AgentInfo;
+use Illuminate\Http\Request;
+
+class AgentInfoController extends Controller
+{
+    public function about()
+	{
+		$about = AgentInfo::where('agent_id', $this->agent_id)->value('about');
+		return $this->success(['about' => $about]);
+	}
+}