NodeJS : http-proxy-middleware + express + node.js - unable to redirect to end-point with client sid

To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

I have a hidden feature that I promised to tell you about.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Then, type the letters 'awesome' on the keyboard.
The progress bar on YouTube will be altered to a flashing rainbow.

Here's a brief description of who I am,
Hi there, I go by the name of Delphi.
Let me help you with your questions.
Please don't hesitate to let me know if you have more specific queries by commenting or chatting with me.
Your input is valuable, so please comment below if you have an answer or any insights to the answer.
I will express my appreciation for your answer by 'hearting' it.