nixpacks.toml

# https://nixpacks.com/docs/configuration/file

# set up some variables to minimize annoyance
[variables]
NPM_CONFIG_UPDATE_NOTIFIER = 'false' # the update notification is relatively useless in a production environment
NPM_CONFIG_FUND = 'false'            # the fund notification is also pretty useless in a production environment
CADDY_VERSION = '2.7.6'              # specify the caddy version to use here, without a 'v' prefix. https://github.com/caddyserver/caddy/releases

[phases.setup]
nixpkgsArchive = "e7f5b2c943c6e2031f705af4cf93ae9ce50a1913"

# download and untar caddy
[phases.caddy]
dependsOn = [
  'setup',
] # make sure this phase runs after the default 'setup' phase
cmds = [
  'curl -fsSLo caddy.tar.gz "https://github.com/caddyserver/caddy/releases/download/v${CADDY_VERSION}/caddy_${CADDY_VERSION}_linux_amd64.tar.gz"', # download the caddy release specified by 'CADDY_VERSION' from GitHub
  'tar -zxvf caddy.tar.gz caddy',                                                                                                                  # only extract 'caddy' from the tarball
  'chmod +x caddy',                                                                                                                                # enable file execution for caddy, needed to execute downloaded files
]

# format the Caddyfile with fmt
[phases.fmt]
dependsOn = [
  'caddy',
] # make sure this phase runs after the 'caddy' phase so that we know we have caddy downloaded
cmds = [
  'caddy fmt --overwrite Caddyfile',
] # format the Caddyfile to fix any formatting inconsistencies

# copy caddy and build artifacts to a new image and start the caddy web server
[start]
runImage = 'ubuntu:22.04' # use a new ubuntu image to run the caddy server in
onlyIncludeFiles = [
  'caddy',
  'Caddyfile',
  'dist',
] # copy only the needed files and folders into the new image (Vite builds to a 'dist' folder)
cmd = './caddy run --config Caddyfile --adapter caddyfile 2>&1' # start caddy using the Caddyfile config and caddyfile adapter