{"name":"Teslagram API","endpoints":{"POST /stt":"multipart/form-data: file=<audio> -> {text,...}","POST /tts":"application/json: {\"text\": \"...\", \"voice\": \"...\"} -> audio/wav","GET  /tts?text=...":"audio/wav","GET  /tts/voices":"verfügbare Stimmen","GET  /model/*":"Phonon-Checkpoint für phonon-tts (WebGPU) im Browser","GET  /health":"status"}}