fix: resolve import errors and add missing api hooks

- Create constants.ts for RECORD_A_MEETING_URL
- Add api-types.ts for backward compatible type exports
- Update all imports from deleted api folder to new locations
- Add missing React Query hooks for rooms and zulip operations
- Create useApi compatibility layer for unmigrated components

www/app/(app)/transcripts/recorder.tsx

@@ -11,7 +11,7 @@ import useWebRTC from "./useWebRTC";
 import useAudioDevice from "./useAudioDevice";
 import { Box, Flex, IconButton, Menu, RadioGroup } from "@chakra-ui/react";
 import { LuScreenShare, LuMic, LuPlay, LuCircleStop } from "react-icons/lu";
-import { RECORD_A_MEETING_URL } from "../../api/urls";
+import { RECORD_A_MEETING_URL } from "../../lib/constants";
 
 type RecorderProps = {
   transcriptId: string;