Developed the Lnradar plugin for the lightningd/plugins repository, delivering new functionality to collect and expose liquidity information from payment probes. Focused on plugin development and documentation, the work centered on enabling visibility into on-chain liquidity metrics to support monitoring, risk assessment, and strategic decision-making for liquidity provisioning. The plugin was released as version 0.1.1 with a signed-off commit, reflecting disciplined release management and code quality practices. Markdown was used for documentation, ensuring clear communication of technical details. Over the course of one month, the contribution introduced a single feature without bug fixes, emphasizing targeted, well-documented engineering within the Lightning ecosystem.