chore: init saasshop repo + sql migrations runner + gitee go

app/Models/Plan.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Plan extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'code', 'name', 'billing_cycle', 'price', 'list_price', 'status', 'sort', 'description', 'settings', 'published_at',
+    ];
+
+    protected $casts = [
+        'price' => 'decimal:2',
+        'list_price' => 'decimal:2',
+        'settings' => 'array',
+        'published_at' => 'datetime',
+    ];
+
+    public function subscriptions(): HasMany
+    {
+        return $this->hasMany(SiteSubscription::class);
+    }
+
+    public function platformOrders(): HasMany
+    {
+        return $this->hasMany(PlatformOrder::class);
+    }
+}