Worked on the Icinga/icinga2 repository over a two-month period, focusing on enhancing documentation quality and clarity for Elasticsearch integration and related modules. Improved technical documentation by clarifying how Elasticsearch index attributes function as prefixes, and added guidance on field mapping considerations when enabling performance data metrics with ElasticsearchWriter. Maintained and updated resource links for Icinga Web 2 modules and other integrations, ensuring documentation accuracy and relevance. Emphasized professionalism through widespread spelling and grammar corrections. All contributions were implemented using Markdown and technical writing skills, with a focus on maintainability and usability for operators and contributors. No bugs were addressed.