refactor(model-gateway): 重构代码结构并优化数据库查询

service/prompt/prompt_ir_service.go

@@ -286,7 +286,7 @@ func renderTemplate(tmpl map[string]any, messages []map[string]any, chatModel *g
 	str = strings.ReplaceAll(str, `"{{messages}}"`, string(msgBytes))
 
 	var result map[string]any
-	json.Unmarshal([]byte(str), &result)
+	_ = json.Unmarshal([]byte(str), &result)
 
 	return result
 }