Angular

The exact steps to add Aspire to a running .NET + Angular + PostgreSQL app: two projects, one line in Program.cs, and a project reference.

The first time I let Copilot loose on one of my Angular repos, it wrote a perfectly reasonable component for 2021: constructor injection, class properties for state, NgModule imports. We were on Angular 19 with signals and standalone components.

The short version # Four ways to get a file into Azure Blob Storage from a .NET and Angular app, and when each one earns its keep:

Introduction # I built this chat app to answer a narrow question: how little infrastructure do you actually need to stream tokens from Azure OpenAI into a browser? Less than most tutorials assume. There is no SignalR here and no WebSocket hub.

Introduction # Static role checks ([Authorize(Roles = "Admin")]) fall apart the first time someone asks you to add a permission without a redeploy. Once roles and permissions have to change at runtime, hard-coded role attributes become a liability. The Contact Management Application takes a different route: a dynamic policy provider that builds authorization policies from the database at request time, covering both the backend API and the Angular frontend, wired into JWT authentication without breaking the separation of concerns Clean Architecture expects.