Disclaimer

This code is developed for educational purposes only and no abuse of any services, either Github, YouTube, or Telegram is instended.

How to

Create a telegram bot using @BotFather and get your bot API token.
Fork this repositoey and create an Actions Secret called TELEGRAM_BOT_TOKEN and set the value as your bot API token.
Make sure you've allowed Read and Write Permission to github actions before running the workflow.
To avoid extended workflow run for free users and avoid abuse of services, worfklows are set out to cancel the workflow after a limited time. Adjust it under timeout-minutes, capped at 6 hours due to Github policies (360 minutes).
Run the workflow Default to get videos and playlist in default resolution.
Run the workflow Custom to get videos and playlist in custom resolution.