Install as a service

Exec as root or with sudo:

cat > /etc/systemd/system/bot.service << EOF

[Service]
Environment="BOT_TOKEN=xxxxxxxxxxxxxxxxxxxxxxxxxxxx"
Environment="TELEGRAM_ID=xxxxxxx"
WorkingDirectory=/home/user
User=user
ExecStart=/usr/bin/python3 bot.py

[Install]
WantedBy=multi-user.target
EOF

systemctl daemon-reload
systemctl enable bot
systemctl start bot
systemctl status bot

Remove service

systemctl stop bot
systemctl disable bot
rm /etc/systemd/system/bot.service
systemctl daemon-reload