wiki/docs/portainer-stacks/tailscale.md

Portainer Stack:

---
version: "3.8"
services:
  tailscale:
    container_name: tailscale
    image: tailscale/tailscale
    command: tailscaled
    restart: unless-stopped
    network_mode: host
    privileged: true
    volumes:
      - /dev/net/tun:/dev/net/tun
      - /var/lib:/var/lib
    labels:
      - com.centurylinklabs.watchtower.enable=true

Then to login, from the terminal send:

docker exec tailscaled tailscale up