:80 { root * /app try_files {path}.html {path} file_server handle_errors { # handle 4xx errors @4xx expression `{err.status_code} >= 400 && {err.status_code} < 500` handle @4xx { rewrite * /internal/error/400.html templates file_server } # handle 5xx errors @5xx expression `{err.status_code} >= 500 && {err.status_code} < 600` handle @5xx { rewrite * /internal/error/500.html templates file_server } } } :8080 { respond /health "OK" 200 }