Operationalizing Document AI: A Microservice Architecture for OCR and LLM Pipelines in Production. - Yao Fehlis; Benjamin Bengfort; Zhangzhang Si; Vahid Eyorokon; Prema Roman; Patrick Deziel; Devon Slonaker; Steve Veldman; Ben Johnson; Joyce Rigelo; Michael Wharton; Steve Kramer (CoRR, 2026)