[uiv2-followups] general changes in uiv2-followups.md file

[kevincardonag]

Description

This pr includes changes planned in
uiv2-followups.md

These items are not going to be implemented in this iteration
5,6, 11,13,14,15,17,19,17.b, 18.b

These items can't ve complete due a missing context or need more details of the change

2. Enhanced processing view
8. Service-worker audio streaming

worked items

1. Speaker correction, there are some old code in the www/ path but not functional, so not moved to UI

 www/app/(app)/transcripts/[transcriptId]/correct/
  ├── page.tsx              (133 LOC — route entry)
  ├── participantList.tsx   (503 LOC — speaker rename/merge sidebar)
  ├── topicWords.tsx        (220 LOC — word-level editor with selection state)
  ├── topicPlayer.tsx       (253 LOC — audio scrubber for the active topic)
  ├── topicHeader.tsx       (153 LOC — topic-nav bar)
  ├── soundWaveCss.tsx      (29 LOC — waveform styling)
  └── types.ts              (20 LOC)

 - GET /v1/transcripts/{id}/topics/{topic_id}/words-per-speaker
  - POST /v1/transcripts/{id}/speaker/assign
  - POST /v1/transcripts/{id}/speaker/merge
  - POST /v1/transcripts/{id}/participants/{participant_id}  

3. Public room access on /v2

4. LiveKit in-app SDK already done, any changes here, the actual implementation in ui/src/components/rooms/LiveKitRoom.tsx uses the native LiveKit React SDK

7. Tailwind migration -Done

9. Reprocess action

10. Translation viewing

12. Auto-detect language in CreateTranscript and
20. Translation in transcript detail

16. Share-dialog error-boundary fallback URL

Related Issue

Motivation and Context

How Has This Been Tested?

Screenshots (if appropriate):