Updates of Azure Architecture Center at 2025-09-20September 20, 2025ai-ml next-order-forecasting-content.md (history) data-guide online-transaction-processing.md (history) databases cassandra.md (history) example-scenario refactor-mainframe-applications-advanced-content.md (history) refactor-mainframe-applications-astadia-content.md (history) guide index.md (history) n-tier.md Added!! (history) compute-decision-tree.md (history)