RAG Over Magento Documentation — Building an Internal Dev Assistant
Magento developers waste hours re-grepping the same documentation — Adobe DevDocs, Hyvä, Mage-OS, internal CLAUDE.md notes — every time a new team member ramps up or a familiar one forgets which DI argument was renamed in 2.4.7. A real retrieval-augmented generation pipeline collapses that into a single REST endpoint that takes a question and returns a cited, paragraph-length answer in under a second. This article walks through the working pipeline shipped on kishansavaliya.com — crawler, chunker, embeddings, pgvector store, Magento controller, and the ragas evaluation harness that keeps it honest.