https://medium.com/faun/asp-net-core-entity-framework-core-with-postgresql-code-first-d99b909796d7
https://www.enterprisedb.com/downloads/postgres-postgresql-downloads
Microsoft.EntityFrameworkCore.Design Microsoft.EntityFrameworkCore.Tools Npgsql.EntityFrameworkCore.PosgreSQL
ConfigureService Configure DatabaseConnection Create Models Create ApplicationDBContext
PM> enable-migrations PM> add-migration initial PM> update-database