Program.cs

using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using InventoryManagementAPI.Controllers; 
using InventoryManagementAPI.Data;
var builder = WebApplication.CreateBuilder(args);

builder.Services.AddDbContext<InventoryContext>(options =>
    options.UseSqlServer(builder.Configuration.GetConnectionString("InventoryDB")));

builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen();

// Register controllers
builder.Services.AddControllers(); 

builder.Services.AddCors(options =>
{
    options.AddPolicy("AllowAll",
        policy => policy.AllowAnyOrigin()  // Allow any origin
                        .AllowAnyMethod()  // Allow any method (GET, POST, etc.)
                        .AllowAnyHeader()); // Allow any header
});

var app = builder.Build();

if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI();
}

app.UseHttpsRedirection();
app.UseCors("AllowAll");
app.MapControllers(); 

var summaries = new[]
{
    "Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching"
};

app.MapGet("/weatherforecast", () =>
{
    var forecast =  Enumerable.Range(1, 5).Select(index =>
        new WeatherForecast
        (
            DateOnly.FromDateTime(DateTime.Now.AddDays(index)),
            Random.Shared.Next(-20, 55),
            summaries[Random.Shared.Next(summaries.Length)]
        ))
        .ToArray();
    return forecast;
})
.WithName("GetWeatherForecast")
.WithOpenApi();
app.UseDeveloperExceptionPage();

app.Run();

record WeatherForecast(DateOnly Date, int TemperatureC, string? Summary)
{
    public int TemperatureF => 32 + (int)(TemperatureC / 0.5556);
}