self-hosted setup

Notes: do not use snap docker. It has mount permission issues.

Instructions

1. Setup env via nix: https://github.com/kahnwong/nix
2. Setup Kubernetes: https://github.com/kahnwong/k8s-playground
3. Setup ddns cron. Source
4. tailscale up
5. Install caddy via xcaddy + cloudflare plugin: https://docs.karnwong.me/knowledge-base/ops/tools/networking/caddy#caddy-with-cloudflare-plugin
6. Install headscale: https://headscale.net/stable/setup/install/official/#using-packages-for-debianubuntu-recommended. Edit following config keys: server_url, listen_addr, base_domain. Add sudo usermod -aG headscale $USER to allow invoking headscale without sudo.