Program.cs

using Microsoft.EntityFrameworkCore;
using EmployeeManagementSystem.Data;
using EmployeeManagementSystem.Services;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
var connectionString = builder.Configuration.GetConnectionString("DefaultConnection") 
    ?? throw new InvalidOperationException("Connection string 'DefaultConnection' not found.");

builder.Services.AddDbContext<ApplicationDbContext>(options =>
    options.UseSqlite(connectionString));

// Add Blazor Server services
builder.Services.AddRazorPages();
builder.Services.AddServerSideBlazor();

// Add your custom services
builder.Services.AddScoped<IEmployeeService, EmployeeService>();

var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    // Development exception page is already configured by default
}
else
{
    app.UseExceptionHandler("/Error");
    app.UseHsts();
}

app.UseHttpsRedirection();
app.UseStaticFiles();

app.UseRouting();

// Map routes
app.MapRazorPages();
app.MapBlazorHub();
app.MapFallbackToPage("/_Host");

app.Run();