Covid19 Telegram Bot for Vaccine Alerts

This repository stores the source code of the Telegram Bot CoWIN Alerts available at https://t.me/covid19_vaccine_tracker_bot

Features

• Send up to 5 pincodes for updates.
• Set your preferred age, dose and vaccine for alerts.
• Bot checks against CoWIN API every 5 minutes.
• Streaming pipeline to notify as soon as slots open.
• Receive alerts in your local language based on input pincode.

Architecture

Design Goals

• Send notifications as soon as new Vaccination slots are available.
• Store critical data (like user requests) in Kafka to achieve RPO = 0
• Store non-critical data (like Vaccine slots which can be recovered from CoWIN API) outside Kafka to keep costs low.

Screenshots