Azure service selection and production implementation guide covering compute (Container Apps, AKS, Functions, App Service), messaging (Service Bus, Event Hubs, Event Grid), networking (hub-spoke, Virtual WAN, private endpoints), storage, databases (SQL, Cosmos DB, PostgreSQL), AI/Microsoft Foundry, cost optimization, IaC, identity, and 2024–2026 deprecations. Use when advising on Azure architecture decisions, service comparisons, migration planning, or production configuration patterns.