Help needed in connecting Rasa to a website

Hey, it would be really helpful if someone could give me a step by step tutorial on how to run rasa on a website. Points which i dont understand are:

  1. Which services need to be run and in which order for all this to work(ie : rasa run,ngrok) etc
  2. Why is my chatbot showing connecting to server and nothing else. i am following rasa webchat tutorial. Thank you.