{"message":"身份证识别API（优化少数民族支持 + 自动角度校正）","version":"1.2.0","endpoints":{"identify":"/api/v1/identify","health":"/health"},"improvements":["增强OCR预处理","优化少数民族文字识别","智能文本清洗","多策略信息提取","自动角度检测和校正（支持0°/90°/180°/270°）","快速角度检测模式","图像尺寸自适应调整"],"rotation_correction":{"description":"自动检测并校正身份证的旋转角度","supported_angles":[0,90,180,270],"methods":["快速边缘检测模式","OCR综合评分模式"]}}