用 ElevenLabs 把文字转成语音

{
  "type": "object",
  "required": [
    "body"
  ],
  "properties": {
    "body": {
      "type": "object",
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "required": [
        "text"
      ],
      "~standard": {
        "vendor": "zod",
        "version": 1,
        "jsonSchema": {}
      },
      "properties": {
        "text": {
          "type": "string",
          "examples": [
            "Hello! Your order has shipped and arrives Thursday."
          ],
          "maxLength": 5000,
          "minLength": 1,
          "description": "字符串，1–5,000 个字符。音频会朗读这段文字；较长内容需要分段生成。"
        },
        "model_id": {
          "enum": [
            "eleven_multilingual_v2",
            "eleven_flash_v2_5",
            "eleven_v3"
          ],
          "type": "string",
          "default": "eleven_multilingual_v2",
          "description": "可选 eleven_multilingual_v2、eleven_flash_v2_5、eleven_v3；默认 eleven_multilingual_v2。"
        },
        "voice_id": {
          "type": "string",
          "default": "21m00Tcm4TlvDq8ikWAM",
          "minLength": 1,
          "description": "ElevenLabs 音色 ID，非空字符串。默认 21m00Tcm4TlvDq8ikWAM；自选时应使用可访问的有效音色 ID。"
        },
        "voice_settings": {
          "type": "object",
          "properties": {
            "speed": {
              "type": "number",
              "maximum": 1.2,
              "minimum": 0.7,
              "description": "数字，0.7–1.2；1.0 表示正常语速。"
            },
            "style": {
              "type": "number",
              "maximum": 1,
              "minimum": 0,
              "description": "数字，0–1。控制声音风格的夸张程度；非零设置会增加处理时间。"
            },
            "stability": {
              "type": "number",
              "maximum": 1,
              "minimum": 0,
              "description": "数字，0–1。较低的值允许更丰富的语气变化。"
            },
            "similarity_boost": {
              "type": "number",
              "maximum": 1,
              "minimum": 0,
              "description": "数字，0–1。控制生成声音接近原音色的程度。"
            },
            "use_speaker_boost": {
              "type": "boolean",
              "description": "布尔值。是否启用额外的音色相似度增强。"
            }
          },
          "description": "对象，用于调整以下声音选项；可以全部省略。",
          "additionalProperties": false
        }
      },
      "description": "要朗读的文字，以及可选的音色和声音设置。",
      "additionalProperties": false
    }
  },
  "additionalProperties": false
}