file api

src/db/delivery.js

@@ -24,3 +24,8 @@ export async function remove(googleAuthId, id) {
     const store = await getStore();
     return store.delivery.delete(googleAuthId, id);
 }
+
+export async function getFile(googleAuthId, deliveryId, fileId) {
+    const store = await getStore();
+    return store.manifestattachment.getById(googleAuthId, deliveryId, fileId);
+}