feat(customtoolnode): add return direct to custom tool

[patrickreinan]

Added return direct option to CustomTool node.

[HenryHengZJ]

1 bug we have by returning direct is that, it still streams the output from LLM:

But if you close the chat window and open again, it will shows the output returned directly from custom tool:

[patrickreinan]

@HenryHengZJ this image is different from version that I have pushed. I added a checkbox to turn return direct on.

I am using this version and I am not facing this issue. I will check with latest branch main version.

[patrickreinan]

@HenryHengZJ I could reproduce the issue here. I will check what is happening and fix the issue.

[HenryHengZJ]

@HenryHengZJ this image is different from version that I have pushed. I added a checkbox to turn return direct on.

I am using this version and I am not facing this issue. I will check with latest branch main version.

oh yeah I was hard-coding returnDirect to true in the code so

[patrickreinan]

I got it. 😉

[patrickreinan]

@HenryHengZJ I did some changes in my code. I figured out that when agent try to call a custom tool with return direct with invalid parameters, automatically a empty text was being returned in a JSON format. I think this was the cause the bug that you have mentioned.

[HenryHengZJ]

hey @patrickreinan sorry for late response. I've added this PR that solve the issue: #3003, feel free to try it out and see if that works correctly. Closing this for now

[patrickreinan]

😉