Program.cs

using Azure.Core;
using Azure.Identity;
using PbiMcpServer;

var builder = WebApplication.CreateBuilder(args);

var tenantId = builder.Configuration["PowerBi:TenantId"];
var clientId = builder.Configuration["PowerBi:ClientId"];
var clientSecret = builder.Configuration["PowerBi:ClientSecret"];

TokenCredential credential = !string.IsNullOrEmpty(clientId)
    ? new ClientSecretCredential(tenantId, clientId, clientSecret)
    : new DefaultAzureCredential(new DefaultAzureCredentialOptions { TenantId = tenantId });

builder.Services
    .AddSingleton<TokenCredential>(credential)
    .AddSingleton<PowerBiService>()
    .AddHttpClient();

builder.Services
    .AddMcpServer()
    .WithHttpTransport()
    .WithToolsFromAssembly();

var app = builder.Build();

app.MapMcp("/mcp");

app.Run("http://localhost:3001");