Worked on enhancing search functionality for command records in the jumpserver/jumpserver repository, focusing on backend improvements using Python, Django, and Elasticsearch. Introduced a new search parameter and refined the handling of exact and keyword fields to improve both the accuracy and efficiency of Elasticsearch queries. Updated the Elasticsearch client integration to allow more flexible query construction and sorting, which supports faster retrieval of command records for audit and troubleshooting purposes. The work laid the foundation for scalable search analytics, emphasizing performance and maintainability. No bugs were fixed during this period, with efforts concentrated on delivering this targeted feature enhancement.