3.1 Discord Bot token (Get it from [Discord Developers portal](https://discord.com/developers/applications/)) (bot must have MANAGE_EVENT & CREATE_EVENT permission)
3.2 Guild ID (developersIndia => 1229786646468362260)
4. Connect Google Calender through [Google cloud Console](https://console.cloud.google.com/)
4.1 Create a Project on Google Cloud Console
4.2 Search for Calender API and enable it
4.3 Create Credentials -> OAuth Client ID -> Application type as Desktop
4.4 Download the Json file
4.5 Rename that JSON file as `credentials.json` and save it to the project directory.