{"service":"Captcha OCR Service","version":"1.0.0","status":"running","endpoints":{"/captcha/code":"POST - 识别纯字符型验证码 {ImageBase64: base64 字符串}","/captcha/calc":"POST - 识别计算型验证码 {ImageBase64: base64 字符串}","/health":"GET - 健康检查"}}