PI_TELEGRAM_BOT_TOKEN=123456:your-bot-token
PI_TELEGRAM_CHAT_ID=123456789
# Optional; defaults to https://api.telegram.org
# PI_TELEGRAM_API_BASE=https://api.telegram.org

# Optional; defaults to ~/.pi/agent/pi-telegram
# PI_TELEGRAM_CONFIG_DIR=/home/you/.pi/agent/pi-telegram