payment providers and some stan

app/Modules/Branch/Models/Branch.php

@@ -77,4 +77,20 @@ class Branch extends Model
     {
         return $this->belongsToMany(User::class);
     }
+
+    /**
+     * Get billing username
+     */
+    public function billingUsername(): string
+    {
+        return $this->billing_username ?: '-';
+    }
+
+    /**
+     * Get billing password
+     */
+    public function billingPassword(): string
+    {
+        return $this->billing_password ?: '-';
+    }
 }