Create a Hetzner backend

Create Hetzner “Project” and “Add Server”.

• Add ssh key.
• No volumes or any of the rest.

Set server name to myapp.

Copy ip address and add new dns record in Cloudflare:

A edge x.x.x.x Proxied.

Add host to ssh config.

Ssh into root@myapp,

Install tools:

apt update
apt install -y docker.io docker-cli docker-compose-v2 make tmux

Create app user (use openssl rand -hex 16 to generate a password):

adduser --gecos "" --home /home/app --shell /bin/bash app

usermod -aG docker app

Copy public key to Hetzner app user:

ssh-copy-id -i ~/.ssh/mykey.pub app@myapp

Copy tmux.conf from another server to myapp:

scp anotherapp:.tmux.conf myapp:

Login as app:

ssh myapp

git clone https://github.com/tmux-plugins/tpm ~/.tmux/plugins/tpm

In tmux, press <mod>+I to install it.