fix: extract call_id from event.data.id + catch ValueError on webhook signature

ci: deploy to test1_voice_agent space

perf: add pip BuildKit cache to cut HF build time

fix: remove static frontend serving, add API root route

feat: deploy backend to test_voice_agent HF Space

ci: add deploy workflow for test_voice_agent HF Space

fix: add CORS middleware to allow frontend requests

fix: backend-only Dockerfile for HF (frontend is on Vercel)

fix: remove old deploy.yml, fix HF username in deploy-hf.yml

fix: force push to HF Space to resolve push conflict

chore: redeploy to HF after space recreate

fix: add HF Space README.md with required metadata

fix: add README.md with HF Space metadata (fixes 400 error)

fix: use correct HF username in deploy workflow

fix: correct HF_TOKEN auth in deploy workflow — use https://user:token@ format

feat: add HF Spaces deployment — Dockerfile + GitHub Actions

chore: trigger HF deploy

fix: upgrade Next.js to 15.3.6 to patch CVE-2025-66478 (react2shell)

fix: upgrade Next.js to 15.3.1 to patch CVE-2025-66478

fix: upgrade Next.js to 15.2.5 (CVE-2025-66478)

fix: use npm install instead of npm ci (no lockfile)

fix: README colorTo valid value

feat: Andy voice agent - initial release