Read the orders that bill the app's subscriptions

$user->appOrders() and app(AnikeenId::class)->appOrders() read
v1/client/orders with the app's own token (scope orders:client):
all(), pending() and find(), paginated transparently, user scoped
when called on a billable.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

README.stub

@@ -142,6 +142,20 @@ try {
 }
 ```
 
+### App orders (trusted apps, no user token)
+
+Orders that bill the app's subscriptions, read with the app's token (scope `orders:client`):
+
+```php
+$team->owner->appOrders()->pending();         // unpaid orders of one user, oldest first
+app(AnikeenId::class)->appOrders()->pending(); // of all users
+$team->owner->appOrders()->find($orderId);     // null if unknown or not this user's
+```
+
+Each order has `status` (`processing` = current month, still collecting; `pending` = closed and not
+paid; `completed`; `cancelled`), the totals, `payment_attempts`, `next_payment_attempt_at` (null =
+no more automatic retries) and `last_payment_error`.
+
 ### Change the default access token / refresh token field name
 
 If you access / refresh token fields differs from the default `anikeen_id_access_token` / `anikeen_id_refresh_token`, you can specify the field name in the `AppServiceProvider` boot method: