feat: 信用IEO系统 — 授信+申购+还款+逾期+后台

app/CreditLine.php

@@ -0,0 +1,11 @@
+<?php
+namespace App;
+use Illuminate\Database\Eloquent\Model;
+
+class CreditLine extends Model
+{
+    protected $table = 'credit_line';
+    protected $fillable = ['user_id','total_amount','used_amount','available_amount','daily_rate','cycle_days','credit_score','status'];
+
+    public function user() { return $this->belongsTo(Users::class, 'user_id'); }
+}