Add DesignTimeDbContextFactory for EF Core

Author: berviantoleo

BervProject.WebApi.Boilerplate/Data/DesignTimeDbContextFactory.cs

@@ -0,0 +1,22 @@
+using BervProject.WebApi.Boilerplate.EntityFramework;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Design;
+using Microsoft.Extensions.Configuration;
+
+namespace BervProject.WebApi.Boilerplate.Data;
+
+public class DesignTimeDbContextFactory : IDesignTimeDbContextFactory<BoilerplateDbContext>
+{
+    public BoilerplateDbContext CreateDbContext(string[] args)
+    {
+        var configuration = new ConfigurationBuilder()
+            .SetBasePath(Directory.GetCurrentDirectory())
+            .AddJsonFile("appsettings.json")
+            .Build();
+
+        var optionsBuilder = new DbContextOptionsBuilder<BoilerplateDbContext>();
+        optionsBuilder.UseNpgsql(configuration.GetConnectionString("BoilerplateConnectionString"));
+
+        return new BoilerplateDbContext(optionsBuilder.Options);
+    }
+}