/**
 * test_gateway_manifest — v1.11.0 regression suite.
 *
 * Asserts:
 *   1. publish() writes a valid manifest + token sidecar
 *   2. refresh() updates refreshedAt without changing the token
 *   3. remove() deletes both manifest and token files
 *   4. File permissions are 0o600 on POSIX
 *
 * Standalone — throws on failure, prints TEST_GATEWAY_MANIFEST_OK on full pass.
 */
export {};
