refactor: Simplify model mapping and pricing logic across relay modules

service/log_info_generate.go

@@ -16,6 +16,10 @@ func GenerateTextOtherInfo(ctx *gin.Context, relayInfo *relaycommon.RelayInfo, m
 	if relayInfo.ReasoningEffort != "" {
 		other["reasoning_effort"] = relayInfo.ReasoningEffort
 	}
+	if relayInfo.IsModelMapped {
+		other["is_model_mapped"] = true
+		other["upstream_model_name"] = relayInfo.UpstreamModelName
+	}
 	adminInfo := make(map[string]interface{})
 	adminInfo["use_channel"] = ctx.GetStringSlice("use_channel")
 	other["admin_info"] = adminInfo