Three boxes. That's what our C4 container diagram showed for the EPCIS batch upload flow in ALSC. Upload API. Processing Service. Notification Service. Clean. Presentable. Wrong in the way that actually costs you time during an incident. Here's what one upload really does. A user drops an EPCIS batch file in the browser. That request lands on a Node.js Function. The Function writes the file to blob storage and drops a message on Service Bus. A .NET Function picks that up, does its work, and h...