特性：修复一堆问题

app/Models/Monitor.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Monitor extends Model
+{
+    use HasFactory;
+
+    // 白名单
+    protected $fillable = [
+        'info',
+        'created_at',
+        'updated_at',
+    ];
+}