NEWS-2: -1: Test for RAG Lambda

NEWS-2: Test for RAG Lambda

Summary

• Documents two production Lambda invocation failures from 2026-02-18 affecting File-type content envelopes
• Identifies a third underlying infrastructure misconfiguration (ReportBatchItemFailures missing) that prevents SQS retries for all file extraction errors
• MP3 FİLES ADDED FOR TESTING SQS BEHAVIOUR AND FAILURE AND BLA AND BLA LOREM IPSUM