fix: empty zip when using effects without vocal isolation

feat: add advanced pitcher and analyzer tools

feat: integrate 4-stem separation, de-reverb, and ui enhancements

fix: add real-time upload progress percentage and error handling for huge files

feat: completely remove AI De-Reverb feature from frontend and backend

feat: remove Instrumental option from download customization UI

fix: resolve Smart Compare Studio playback and 'New Upload' reset link

feat: remove metadata CSV upload and forced alignment logic

feat: remove 'Your Tasks' panel from UI and backend API

fix: restrict numpy<2.0 and remove health feature

feat: completely remove Isolate Instrumental and 4-Stem Separation features

feat: completely remove Fast CPU mode toggle and fast MDX-Net separation logic

feat: completely remove Stem to MIDI feature from frontend and backend

feat: completely remove Separate Speakers (pyannote) feature from frontend and backend

Massive architectural overhaul: Migrated separation to global MDX-Net cache via audio-separator, eliminating subprocess overhead and significantly boosting CPU speed. Added Fast Mode UI toggle with auto-fallback for large files.

Build Programmatic SEO Matrix with 40,000 keyword landing pages

Build CMS Blog Engine and 100-FAQ System

Add Google Site Verification meta tag

Update branding to VocalBee

Hardcode sitemap baseUrl to vocalbee.vercel.app for canonical SEO

Update SEO files to use vocalbee.vercel.app as fallback URL

Update SEO files to dynamically use Vercel URL

Replace text logo with new SVG image logo in UI

Rebrand to VocalHive and add new favicon

Add robots.txt and sitemap.xml for SEO

Implement multi-task queue system with active tasks panel

Fix task persistence and session rehydration

fix: make task expired error more user-friendly

feat: save extraction options to firebase and display active tools as badges in history

remove: faq and contact pages

remove: pricing page and billing completely

feat: trigger auto login modal on upload if not signed in

remove: dashboard page and links completely

feat: complete phase 5 with pricing, admin dashboard, and public api

feat: smart compare studio and timeline intelligence

feat: phase 1-3 implementation (dashboard, history, audio health, sqlite, sse)

fix: correctly handle 404 responses in frontend polling loop to prevent infinite loading state

fix: clear URL taskId and stop polling interval on cancel

fix: mark missing tasks as Expired instead of deleting them from history

fix: Correct history UI for cancelled tasks to grey out status and button

feat: Add cancel processing button and fix 30% progress stuck issue by parsing demucs output

feat: Redesign ExtractionFlowDiagram to match LangGraph tree node reference with neon glow aesthetics

fix: syntax errors with escaping backticks in ExtractionFlowDiagram

feat: Completely redesign ExtractionFlowDiagram into an animated vertical LLM pipeline UI

fix: Make background glow responsive to prevent horizontal scroll gap

fix: Add overflow-x-hidden to body to prevent mobile viewport zooming out

fix: Update UI queue message, fix history page links, and extend cleanup to 48 hours

feat: Add mixed Telugu/English code-switching auto-detect and direct transcript downloads

feat: Upgrade to whisper-large-v3-turbo and add Raw Transcript Viewer UI

feat: Add dedicated toggles for all extraction models to frontend UI