refactor: Rename ParametersStructData to FixedParams and update related references for improved clarity

Author: seymourtang

examples/convoai/service/service.go

@@ -127,7 +127,7 @@ func (s *Service) RunWithCustomTTS(ttsVendor req.TTSVendor, ttsParam req.TTSVend
 			Language: "zh-CN",
 		},
 		Parameters: &req.Parameters{
-			FixedParams: &req.ParametersStructData{
+			FixedParams: &req.FixedParams{
 				SilenceConfig: &req.SilenceConfig{
 					TimeoutMs: agoraUtils.Ptr(1200),
 					Action:    agoraUtils.Ptr("speak"),

services/convoai/req/join.go

@@ -416,10 +416,10 @@ type TurnDetectionBody struct {
 	InterruptMode string `json:"interrupt_mode,omitempty"`
 }
 
-// @brief Structured data for parameters
+// @brief Fixed parameters
 //
 // @since v0.11.0
-type ParametersStructData struct {
+type FixedParams struct {
 	// Silence configuration for the agent
 	SilenceConfig *SilenceConfig `json:"silence_config,omitempty"`
 }
@@ -464,7 +464,7 @@ type Parameters struct {
 	// Extra parameters for flexible key-value pairs
 	ExtraParams map[string]any `json:"-"`
 	// Fixed parameters for type-safe parameters
-	FixedParams *ParametersStructData `json:"-"`
+	FixedParams *FixedParams `json:"-"`
 }
 
 // MarshalJSON implements custom JSON marshaling