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

app/Models/SiteSubscription.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class SiteSubscription extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'merchant_id', 'plan_id', 'status', 'source', 'subscription_no', 'plan_name', 'billing_cycle', 'period_months',
+        'amount', 'starts_at', 'ends_at', 'trial_ends_at', 'activated_at', 'cancelled_at', 'snapshot', 'meta',
+    ];
+
+    protected $casts = [
+        'amount' => 'decimal:2',
+        'starts_at' => 'datetime',
+        'ends_at' => 'datetime',
+        'trial_ends_at' => 'datetime',
+        'activated_at' => 'datetime',
+        'cancelled_at' => 'datetime',
+        'snapshot' => 'array',
+        'meta' => 'array',
+    ];
+
+    public function merchant(): BelongsTo
+    {
+        return $this->belongsTo(Merchant::class, 'merchant_id');
+    }
+
+    public function plan(): BelongsTo
+    {
+        return $this->belongsTo(Plan::class);
+    }
+
+    public function platformOrders(): HasMany
+    {
+        return $this->hasMany(PlatformOrder::class);
+    }
+}