{"message":"Audio Translation API active. POST to /translate with fields: audio (file), language (e.g. 'Hindi'), gender (optional: 'male'|'female', default 'female'), tts_engine (optional: 'omnivoice'|'gemini'|'edge'|'auto', default 'auto'). TTS priority: OmniVoice GGUF \u2192 Gemini Neural \u2192 Microsoft edge-tts. GET /languages for all supported languages. GET /tts-engines for TTS engine status."}