feat: Add /clear-cache endpoint to manually clear result cache

feat: split backend (HF) and frontend (Vercel)

fix: micro-batch inference (8 at a time), 120s timeout, prevent OOM hang on HF CPU

fix: auto fast_mode by duration, restore threshold 0.58

fix: serve frontend-vanilla on HF Space, add static file catch-all

feat: speed optimizations, confidence calibration, pricing page, HF deployment ready

Initial Authrix deployment

fix: yt-dlp filename mismatch in analyze-url endpoint

feat: auto-analyze + YouTube support in browser extension

feat: React + Three.js UI with 3D reactive orb

fix: timeline cache bust + no-cache headers + debug logging

feat: audio deepfake detection (AI voice analysis)

feat: Deepfake Authenticator MVP