{
    "engine": "ijwilab",
    "backend_ok": true,
    "backend_reachable": true,
    "detail": {
        "engine": "IjwiLab (generate.py)",
        "python": "ok",
        "generate_py": "ok",
        "pronunciation_rules_json": "ok",
        "generated_dir_writable": true
    },
    "note": "Public TTS: api-tts.php \u2192 venv + generate.py (FlexKIN / DeepKIN)."
}