The repository is home to a project called "Gastei Bot", which is a personal finance management tool. It is written in Javascript / TS and uses the Telegram messaging app as its user interface. In essence, it allows you to keep track of your expenses through a conversational interface on Telegram and save them in google sheets.
Create a .env file with the following variables
GOOGLE_SHEET_ID GOOGLE_SERVICE_ACCOUNT_EMAIL GOOGLE_PRIVATE_KEY
than run docker-compose
docker-compose up -d