Roberto Hueso updated the documentation for the containers/container-libs repository to clarify OpenPGP signature requirements, focusing on standards compliance and interoperability. He revised the Markdown documentation to specify that container signatures must include exactly one signature packet, aligning the project with RFC 4880 and reducing ambiguity for verification software. This change addressed a key interoperability issue by making expectations explicit for downstream tools and users. Roberto’s work emphasized clear, review-friendly commit messages and documentation-only changes, supporting easier code review and future maintenance. His contributions demonstrated attention to detail in OpenPGP standards and effective technical communication through precise documentation updates.