From Issues to Insights

This is the online appendix to the paper "From Issues to Insights: RAG-based Explanation Generation from Software Engineering Artifacts" accepted at NLBSE '26 Rio de Janeiro, Brazil.Find the preprint here: https://arxiv.org/abs/2601.05721Content:/Prompts/RAG Pipeline: Prompts used for query rewriting and explanation generation/Prompts/Evaluation: LLMs-as-judge prompts (ARS, Faithfulness, Helpfulness, Document Relevance)/Streamlit App: Screenshots of the User Interface/Test Cases: Test case datasets specific to MattermostIssue data are available via the original repositories of Mattermost:https://github.com/mattermost/mattermosthttps://github.com/mattermost/desktophttps://github.com/mattermost/mattermost-mobile