Oriol Trullols developed a configurable OAuth2 token request headers feature for the grafana-infinity-datasource repository, enabling users to specify custom headers during OAuth2 token exchanges. By leveraging Go and TypeScript, Oriol enhanced the authentication workflow to support servers with strict header validation, thereby improving integration reliability for enterprise environments. The implementation focused on API development and HTTP client management, allowing for explicit control over authentication requests. This work addressed compatibility issues with OAuth2-enabled data sources, reduced integration friction, and improved security posture. The feature was linked to a tracked issue, demonstrating attention to maintainability and future extensibility within the codebase.