Read Paystack keys from platform admin settings.

Add a platform DB connection and PlatformSetting model so Mini uses the same admin-panel Paystack credentials as the monolith and other extracted apps.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Models/PlatformSetting.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class PlatformSetting extends Model
+{
+    protected $connection = 'platform';
+
+    protected $fillable = [
+        'group',
+        'key',
+        'label',
+        'description',
+        'type',
+        'value',
+        'is_secret',
+        'is_active',
+    ];
+
+    protected $casts = [
+        'value' => 'array',
+        'is_secret' => 'boolean',
+        'is_active' => 'boolean',
+    ];
+}

app/Services/Billing/PaystackService.php

@@ -68,10 +68,17 @@ class PaystackService
             ->asJson();
     }
 
+    protected function settingsConnection(): string
+    {
+        return (string) config('billing.platform_settings_connection', 'platform');
+    }
+
     protected function settingValue(string $key, mixed $fallback = null): mixed
     {
         try {
-            if (!Schema::hasTable('platform_settings')) {
+            $connection = $this->settingsConnection();
+
+            if (! Schema::connection($connection)->hasTable('platform_settings')) {
                 return $fallback;
             }