fix(PROJ-38): getThread + ThreadMail/ThreadResponse in api/index.ts re-exportieren

src/lib/api/index.ts

@@ -78,6 +78,8 @@ export {
 export type {
   SearchHit,
   SearchResponse,
+  ThreadMail,
+  ThreadResponse,
   MailAttachment,
   MailDetail,
   ImapFolder,
@@ -90,6 +92,7 @@ export type {
 export {
   searchEmails,
   getMail,
+  getThread,
   downloadMailAttachment,
   downloadMailRaw,
   getImapAccounts,