pg_isready healthchecks broken server-wide (root_db, hoppscotch-db also
unhealthy). Remove healthcheck block, depend on service_started only.
migrate sleeps 5s to give postgres time to accept connections.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
CMD-SHELL drops pg_isready from PATH on some Alpine setups. Switch to
explicit CMD array form with -h 127.0.0.1. start_period gives postgres
time to initialize before failures count against retries.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>