Telegram bot to help track expenses.
Inspired by https://www.youtube.com/channel/UC-lw27XNq5ZSAfvEIRRZ7vg .
Create new Google Sheets.
Go to Extentsions -> Apps Script.
Copy and paste JS script into Apps Script portion of sheet.
Use already created Telegram bot's token and paste it into token variable.
Run setWebhook() function to obtain webappURL.