During December 2025, Asm89 focused on stabilizing the OTEL HTTP exporter within the openai/codex repository, addressing reliability and security concerns in telemetry export. They replaced the asynchronous reqwest client with a blocking Tokio client in Rust, effectively preventing runtime panics that previously disrupted production. To further harden security, Asm89 enhanced mTLS handling by configuring the exporter to trust only custom certificate authorities and enforce HTTPS-only communication when client identity is present. This work resulted in a more robust telemetry pipeline, reducing runtime errors and strengthening security controls, demonstrating a deep understanding of Rust, OpenTelemetry, and secure HTTP communication protocols.