Danielle Lei developed health check functionality for Coralogix alerts and recording rule groups within the argoproj/argo-cd repository, introducing logic to classify remote synchronization health as Healthy, Degraded, or Progressing. She implemented this using Lua and YAML, leveraging Custom Resource Definitions and observability best practices. Danielle also created comprehensive tests to validate a range of health scenarios and edge cases, ensuring robust coverage and reliability. Her work improved the detection and reporting of health states for Coralogix-integrated workflows, enabling faster remediation of issues. The depth of testing and clear classification logic contributed to more reliable and observable system operations.