add full version debts system

foundation for granting the full version while consuming the same amount
automatically at the next purchase

src/function/purchase/require-family-entry.ts

@@ -1,6 +1,6 @@
 /*
  * server component for the TimeLimit App
- * Copyright (C) 2019 - 2020 Jonas Lochmann
+ * Copyright (C) 2019 - 2026 Jonas Lochmann
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -43,7 +43,7 @@ export const requireFamilyEntry = async ({ database, deviceAuthToken, transactio
     where: {
       familyId: deviceEntry.familyId
     },
-    attributes: ['fullVersionUntil'],
+    attributes: ['fullVersionUntil', 'fullVersionDebts'],
     transaction
   })
 
@@ -52,7 +52,8 @@ export const requireFamilyEntry = async ({ database, deviceAuthToken, transactio
   }
 
   const familyEntry = {
-    fullVersionUntil: familyEntryUnsafe.fullVersionUntil
+    fullVersionUntil: familyEntryUnsafe.fullVersionUntil,
+    fullVersionDebts: familyEntryUnsafe.fullVersionDebts,
   }
 
   return familyEntry