Program.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text.Json;
using System.Threading.Tasks;
using Statiq.App;
using Statiq.Common;
using Statiq.Core;
using Statiq.Web;

namespace DotnetFoundationWeb
{

    public static class Program
    {
        public static async Task<int> Main(string[] args)
        {
            Func<string, string> formatter = null;
            if (!string.IsNullOrWhiteSpace(AppSettings.ServerUrl))
            {
                var formatterString = AppSettings.ServerUrl + "/{0}";
                formatter = f => string.Format(formatterString, f);
            }

            return await Bootstrapper.Factory
              .CreateWeb(args)
              .AddSetting(Keys.Host, "dotnetfoundation.org")
              .AddSetting(Keys.LinksUseHttps, true)
              .AddSetting(WebKeys.MirrorResources, true)
              .AddSetting(WebKeys.ExcludedPaths, "api/node_modules")
              .BuildPipeline(
                  "GenerateProjectsJson",
                  builder => builder
                      .WithDependencies(nameof(Statiq.Web.Pipelines.Content))
                      .WithProcessModules(
                          new ReplaceDocuments(nameof(Statiq.Web.Pipelines.Content)),
                          new FlattenTree(),
                          new FilterSources("projects/data/*.md"),
                          new ExecuteConfig(Config.FromContext(ctx =>
                              JsonSerializer.Serialize(ctx.Inputs.Select(x => new
                              {
                                  Title = x.GetString("Title"),
                                  Keywords = x.GetString("Keywords"),
                                  Link = x.GetLink(),
                                  Content = x.GetContentStringAsync().GetAwaiter().GetResult()
                              })
                          )))
                      )
                      .WithOutputWriteFiles("projects/projects.json")
              )
              .RunAsync();
        }
    }
}