Rebrand HF Space landing page to MethdAI design system

Add reachy_mini_python_app tag for app-assistant discovery

Fix README tag: reachy-mini -> reachy_mini

Restore Reachy Mini app Space landing page

Trim README short_description to HF's 60-char limit

v1 cleanup: drop fork artifacts, add MethdAI logo, fix install URLs

send_email: auto-resolve bare employee name to email

Sanitize X-Face-Name header to Latin-1 safe ASCII

Auto-reconnect Gemini Live on 1011 / handshake / transient drops

Rebuild LBPH recognizer on guest delete

Fix register_guest confirmation loop with Gemini native-audio

Hide model selectors from dashboard; lock to known-good defaults

Shorten do_nothing rejection to plain ASCII (was crashing Gemini 1011)

Fix duplicate notification emails on lingering-visitor + do_nothing spam

Settings: server-side enum validation + softer page backgrounds

Fix KeyError when STT_DISABLE_BIAS=true (transcription_full has no 'prompt')

GPT-realtime hypothesis #4 + #5: env-gate STT bias and STT language

Direct send_email block to re-fire register_guest with the same name

Initial release: MethdAI Receptionist v1.0