prepare new database abstraction layer

src/function/dh/decrypt.ts

@@ -1,6 +1,6 @@
 /*
  * server component for the TimeLimit App
- * Copyright (C) 2019 - 2022 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
@@ -15,17 +15,15 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
-import * as Sequelize from 'sequelize'
 import { createDecipheriv } from 'crypto'
-import { Database } from '../../database'
+import { SimpleDatabaseTransaction } from '../../database/simple'
 import { isVersionId } from '../../util/token'
 import { getSharedSecret, SharedSecretException } from './shared-secret'
 
 export async function decrypt({
-  database, transaction, familyId, deviceId, encryptedData, authData
+  transaction, familyId, deviceId, encryptedData, authData
 }: {
-  database: Database
-  transaction: Sequelize.Transaction
+  transaction: SimpleDatabaseTransaction
   familyId: string
   deviceId: string
   encryptedData: string
@@ -46,7 +44,6 @@ export async function decrypt({
   const sharedSecret = await (async () => {
     try {
       return getSharedSecret({
-        database,
         transaction,
         familyId,
         deviceId,