feat(session): 重构会话管理和消息存储功能

model/entity/prompts_compose_task.go

@@ -11,8 +11,7 @@ type ComposeTask struct {
 	CallbackUrl     string         `orm:"callback_url" json:"callbackUrl"`
 	GatewayState    int            `orm:"gateway_state" json:"gatewayState"`
 	RequestPayload  map[string]any `orm:"request_payload" json:"requestPayload"`
-	ResultText      map[string]any `orm:"result_text" json:"resultText"`
-	Messages        map[string]any `orm:"messages" json:"messages"`
+	ResultJson      map[string]any `orm:"result_json" json:"resultJson"`
 	Status          string         `orm:"status" json:"status"`
 	ErrorMessage    string         `orm:"error_message" json:"errorMessage"`
 	OssFile         string         `orm:"oss_file" json:"ossFile"`
@@ -28,8 +27,7 @@ type composeTaskCol struct {
 	CallbackUrl    string
 	GatewayState   string
 	RequestPayload string
-	ResultText     string
-	Messages       string
+	ResultJson     string
 	Status         string
 	ErrorMessage   string
 	OssFile        string
@@ -45,8 +43,7 @@ var ComposeTaskCol = composeTaskCol{
 	CallbackUrl:    "callback_url",
 	GatewayState:   "gateway_state",
 	RequestPayload: "request_payload",
-	ResultText:     "result_text",
-	Messages:       "messages",
+	ResultJson:     "result_json",
 	Status:         "status",
 	ErrorMessage:   "error_message",
 	OssFile:        "oss_file",