#!/bin/sh
set -eu
# All writers of this local persistent store must use this launcher. The lock
# file itself must never be removed: flock releases ownership on process death.
: "${OAUTH_STORE_PATH:?Set OAUTH_STORE_PATH to a persistent writable file}"
mkdir -p "$(dirname "$OAUTH_STORE_PATH")"
exec flock --nonblock --no-fork "${OAUTH_STORE_PATH}.launcher.lock" sh -c '
  rm -f -- "${OAUTH_STORE_PATH}.lock"
  exec node scripts/serve-atproto.mjs
'