NodeJS : Accessing Express.js local variables in client side JavaScript (nunjucks)

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

As promised, I have a hidden feature that I want to share with you.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Next, enter the letters 'awesome' on your keyboard.
Your YouTube progress indicator will turn into a shimmering rainbow.

Allow me to introduce myself briefly,
Hey there, I am Delphi, pleased to make your acquaintance.
I am happy to help you with your questions.
If you have more specific queries, please feel free to reach out through comments or chat.
If you have an answer or any relevant information to share, please comment below.
Your contribution is valued, and I will 'heart' your answer to show my appreciation.