Update branding to VocalBee

Replace text logo with new SVG image logo in UI

Rebrand to VocalHive and add new favicon

remove: faq and contact pages

remove: pricing page and billing completely

remove: dashboard page and links completely

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

Add search bar to mobile menu and refine mobile icons

refactor: completely remove youtube downloader feature from frontend and backend

feat: add youtube to audio converter page and backend

feat: firebase history tracking and id search

fix: enforce login add rate-limit retry logic fix clerk ui and fix binary history