Скачать или смотреть How to Validate Model Attribute in ASP.NET Core- Part #34

Build ASP.NET Core Web API - Scratch To Finish (.NET8 API)

Use C# and Build an ASP.NET Core Web API with Entity Framework Core, SQL Server, Authentication, Authorization | .NET8

Learn, Understand and Create ASPNET Core Web API From Scratch using .NET8
Building scalable REST APIs from scratch using ASPNET CORE and C#
Learn and Apply Entity Framework Core to perform CRUD operations on a SQL Server database
Use Entity Framework Core in a code first approach
Understand and Apply the Repository Pattern in ASPNET Core Web API
Use Domain Driven Design (DDD) approach to create domain first models and project
Understand RESTful Principles and Apply them in ASPNET Core Web API
Understand Best practices and Clean Coding Techniques, Know Shortcuts and Tips and Tricks
Add Validations In ASPNET CORE Web API
Use popular third-party libraries such as AUTOMAPPER
Understand and Use Interfaces, Inheritance, Dependency Injection etc
Understand and Implement Authentication and Role based Authorization to Authenticate and Authorize the ASPNET Core Database
Create JWT tokens to Authenticate API
Test ASPNET Core Web API using Swagger and Postman
Use ASPNET Core Identity in ASPNET Core Web API to Authenticate and add Role based Authorization
Learn Filtering, Sorting and Pagination in ASPNET Core Web API