fix: /ping accepts HEAD for UptimeRobot

feat: add GET /ping for Uptime Robot; revert ja/zh extras (English only)

fix: download en_core_web_sm spacy model for misaki[en] English G2P

debug: /debug now tries pipeline+synth and returns full traceback

fix: surface real errors in HTTP 500 + add /debug for espeak-ng diagnostics

fix: REPO_ID=hexgrad/Kokoro-82M so KModel.MODEL_NAMES lookup succeeds

fix: use hexgrad/Kokoro-82M for KPipeline (KModel.MODEL_NAMES only knows canonical repo)

fix: pass repo_id string to KPipeline, bump torch to 2.4.1+cpu, drop unused imports

fix: cpu-only torch wheel, remove heavy misaki extras, clean app.py

fix: shorten short_description for HF validation

Initial: FastAPI Kokoro-82M TTS Space