proposal-system/api/src/ProposalSystem.Api/Program.cs

using Microsoft.EntityFrameworkCore;
using ProposalSystem.Infrastructure.Data;

var builder = WebApplication.CreateBuilder(args);

builder.Services.AddControllers();
builder.Services.AddEndpointsApiExplorer();

builder.Services.AddDbContext<ProposalDbContext>(options =>
    options.UseNpgsql(builder.Configuration.GetConnectionString("DefaultConnection")));

builder.Services.AddAuthentication("Bearer")
    .AddJwtBearer(options =>
    {
        options.Authority = builder.Configuration["Auth:Authority"];
        options.Audience = builder.Configuration["Auth:Audience"];
    });

builder.Services.AddAuthorization();
builder.Services.AddHealthChecks()
    .AddDbContextCheck<ProposalDbContext>();

builder.Services.AddAWSLambdaHosting(LambdaEventSource.HttpApi);

var app = builder.Build();

app.UseAuthentication();
app.UseAuthorization();
app.MapControllers();
app.MapHealthChecks("/api/health");

app.Run();