Add Database Connection to Installer file

Program.cs

@@ -1,31 +1,25 @@
 using Diary.Data;
+using Diary.Installers;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 
 var builder = WebApplication.CreateBuilder(args);
 
 //GetConfigStuff
-IConfigurationRoot? config = new ConfigurationBuilder()
+IConfigurationRoot config = new ConfigurationBuilder()
 								.AddJsonFile("appsettings.json",false)
 								.Build();
 
 
-
-
-
-builder.Services
-	.AddDbContext<DiaryDBContext>(opt =>
-	{
-		string connectionString = config.GetConnectionString("Diary");
-		opt.UseSqlServer(connectionString);
-	});
+builder.Services.AddDatabase(config);
 	
 
 // Add services to the container.
-builder.Services.AddDbContext<DiaryDBContext>();
+
 builder.Services.AddControllers();
 builder.Services.AddScoped<IDiaryDBContext, DiaryDBContext>();
 
+
 // Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
 builder.Services.AddEndpointsApiExplorer();
 builder.Services.AddSwaggerGen();