Contributed a comprehensive Korean translation of the virtual environments documentation for the fastapi/fastapi repository, focusing on improving accessibility for Korean-speaking developers. The work involved translating the Markdown-based docs/ko/docs/virtual-environments.md file, ensuring alignment with the original English documentation to maintain consistency across locales. Emphasizing documentation engineering and translation skills, the contribution covered topics such as the creation, activation, and management of Python virtual environments, as well as the use of tools like venv and uv for environment setup and package installation. This enhancement supports the project’s localization goals and helps reduce onboarding friction for new contributors in the Korean community.