feat: 初步重构完成

dto/audio.go

@@ -0,0 +1,13 @@
+package dto
+
+type TextToSpeechRequest struct {
+	Model          string  `json:"model" binding:"required"`
+	Input          string  `json:"input" binding:"required"`
+	Voice          string  `json:"voice" binding:"required"`
+	Speed          float64 `json:"speed"`
+	ResponseFormat string  `json:"response_format"`
+}
+
+type AudioResponse struct {
+	Text string `json:"text"`
+}