// In AppHost.cs - Add project with resource references
var myService = builder.AddProject<Projects.Sorcha_MyService>("my-service")
    .WithReference(redis)                                    // Service discovery
    .WithReference(walletDb)                                // Database connection
    .WithEnvironment("JwtSettings__SigningKey", jwtSigningKey); // Shared config

// Control the environment variable prefix for a resource reference
var myService = builder.AddProject<Projects.Sorcha_MyService>("my-service")
    .WithReference(postgres.AddDatabase("mydb"), "primary-db");  // ConnectionStrings__primary-db

// In Program.cs - Every service starts with this
var builder = WebApplication.CreateBuilder(args);

builder.AddServiceDefaults();                    // OpenTelemetry, health checks, discovery
builder.AddRedisOutputCache("redis");            // Reference by resource name
builder.AddRedisDistributedCache("redis");

var app = builder.Build();
app.MapDefaultEndpoints();                       // /health and /alive

AppHost.cs orchestrates:
  postgres ──┬── tenant-db ───── tenant-service
             └── wallet-db ───── wallet-service
  mongodb ───── register-db ──── register-service
  redis ────── (shared by all services)

  tenant-service ──── (JWT issuer, auth provider)
  blueprint-service ─── (workflow engine)
  validator-service ──── wallet-service, register-service, peer-service, blueprint-service
  api-gateway ──── (routes to all services, external HTTP)
  ui-web ──── api-gateway (Blazor WASM frontend)

// PostgreSQL with multiple databases
var postgres = builder.AddPostgres("postgres").WithPgAdmin();
var tenantDb = postgres.AddDatabase("tenant-db", "sorcha_tenant");
var walletDb = postgres.AddDatabase("wallet-db", "sorcha_wallet");

// MongoDB for document storage
var mongodb = builder.AddMongoDB("mongodb").WithMongoExpress();
var registerDb = mongodb.AddDatabase("register-db", "sorcha_register");

// Redis for caching
var redis = builder.AddRedis("redis").WithRedisCommander();

// Service references other services for discovery
var validatorService = builder.AddProject<Projects.Sorcha_Validator_Service>("validator-service")
    .WithReference(redis)
    .WithReference(walletService)
    .WithReference(registerService)
    .WithReference(peerService)
    .WithReference(blueprintService);

// ServiceDefaults provides these automatically
app.MapHealthChecks("/health");           // Readiness - all checks
app.MapHealthChecks("/alive", new HealthCheckOptions
{
    Predicate = r => r.Tags.Contains("live")  // Liveness - tagged checks only
});

// Configure HTTPS certificates on containers
var redis = builder.AddRedis("redis")
    .WithHttpsCertificate(cert);

// YARP with TLS
var gateway = builder.AddProject<Projects.Sorcha_ApiGateway>("api-gateway")
    .WithHttpsCertificate();