for Robotics lab project Reference links
For Turtlebot control: https://www.clearpathrobotics.com/assets/guides/kinetic/turtlebot/index.html# http://wiki.ros.org/turtlebot/Tutorials/indigo
For Telegram control: https://maker.pro/raspberry-pi/projects/how-to-create-a-telegram-bot-with-a-raspberry-pi
For Camera part: https://learn.turtlebot.com/2015/02/04/3/ https://docs.opencv.org/4.5.0/db/deb/tutorial_display_image.html