Developed a user-facing enhancement for the nginx/documentation repository by implementing a multi-metric comparison chart within N1C Instance Observability for the M3 release. This feature enables users to graph and analyze two metrics simultaneously, supporting more effective cross-metric analysis and observability. The technical approach focused on clear, user-oriented documentation using Markdown, ensuring that the new capability was thoroughly described in the changelog to facilitate release readiness. No bug fixes were addressed during this period, with efforts concentrated on feature delivery and documentation. The work demonstrates a methodical approach to documentation and user enablement, emphasizing clarity and usability for end users.