Spencer King enhanced the apple/containerization repository by improving the clarity and consistency of its external-facing documentation. Focusing on Markdown files, Spencer aligned kernel/README.md, CONTRIBUTING.md, and README.md with the Apple Style Guide, addressing issues such as broken nested lists, typographical errors, and the use of Latin abbreviations. The work centered on documentation quality and style guide adherence, aiming to make contributor onboarding and user comprehension more straightforward. While no bugs were fixed or new features added beyond documentation, the updates provided a more accessible and standardized reference for both end users and contributors, reflecting a focused, detail-oriented engineering approach.