7fdffddfc1
- 11 SSRF validation tests (validate_cloud_url) covering RFC-1918, loopback, link-local, localhost, IPv6 - 7 HKDF credential encryption/decryption round-trip tests (encrypt_credentials, decrypt_credentials) - 9 TTLCache singleton tests (maxsize=1000, ttl=60, thread-safe lock, get/invalidate helpers) - 2 storage factory import tests (get_storage_backend_for_document importable)