Worked on the cloudflare/playwright repository to address a network request headers propagation issue within the BiDi protocol. Focused on improving the reliability of automated testing by ensuring that previously set headers are correctly handled during network.continueRequest operations. Utilized TypeScript and network programming skills to strengthen protocol fidelity, reducing edge-case failures and enhancing the determinism of network behavior in continuous integration environments. The solution involved targeted API development to fix header handling, which in turn improved the stability of test suites. This work contributed to more robust network operations and delivered measurable business value through increased testing reliability and CI stability.