feat: add ability to disable search indexing and analytics

.env.example

@@ -3,6 +3,8 @@ ConnectionStrings__umbracoDbDSN="Data Source=|DataDirectory|/Umbraco.sqlite.db;C
 SGFDevs__AzureBlobStorageKey=
 SGFDevs__NewsletterEndpoint=
 SGFDevs__NewsletterListId=
+SGFDevs__Site__AnalyticsEnabled=false
+SGFDevs__Site__SearchIndexingEnabled=false
 Umbraco__CMS__Global__Smtp__From="Sgf Devs <website@email.sgf.dev>"
 Umbraco__CMS__Global__Smtp__Host=
 Umbraco__CMS__Global__Smtp__Port=

SgfDevs/Dev/SiteFeaturesOptions.cs

@@ -0,0 +1,7 @@
+namespace SgfDevs.Dev;
+
+public class SiteFeaturesOptions
+{
+    public bool AnalyticsEnabled { get; set; }
+    public bool SearchIndexingEnabled { get; set; }
+}

SgfDevs/Program.cs

@@ -4,9 +4,11 @@
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Diagnostics.HealthChecks;
 using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Http;
 using Microsoft.Data.Sqlite;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Options;
 using SGFDevs.Controllers;
 using SgfDevs.Dev;
 using SgfDevs.Dev.EventSync;
@@ -51,6 +53,7 @@
     .AddCheck<ReadinessHealthCheck>("ready", tags: ["ready"]);
 builder.Services.AddHttpClient();
 builder.Services.Configure<EventSyncOptions>(builder.Configuration.GetSection("SGFDevs"));
+builder.Services.Configure<SiteFeaturesOptions>(builder.Configuration.GetSection("SGFDevs:Site"));
 builder.Services.AddScoped<MemberConverter>();
 builder.Services.AddScoped<MemberTagDisplayService>();
 builder.Services.AddScoped<PresentationPresenterDisplayService>();
@@ -90,6 +93,14 @@
     Predicate = static check => check.Tags.Contains("ready"),
     ResponseWriter = healthCheckOptions.ResponseWriter
 }).AllowAnonymous();
+app.MapGet("/robots.txt", (IOptions<SiteFeaturesOptions> siteFeatures) =>
+    Results.Text(
+        siteFeatures.Value.SearchIndexingEnabled
+            ? "User-agent: *\nAllow: /\n"
+            : "User-agent: *\nDisallow: /\n",
+        "text/plain"
+    )
+).AllowAnonymous();
 
 app.UseUmbraco()
     .WithMiddleware(u =>

SgfDevs/Views/Shared/_Layout.cshtml

@@ -1,4 +1,7 @@
 @using Umbraco.Cms.Web.Common.PublishedModels;
+@using Microsoft.Extensions.Options
+@using SgfDevs.Dev
+@inject IOptions<SiteFeaturesOptions> SiteFeatures
 @* @inherits Umbraco.Cms.Web.Common.Views.UmbracoViewPage<ContentModels.Base> *@
 @using ContentModels = Umbraco.Cms.Web.Common.PublishedModels;
 
@@ -18,21 +21,26 @@
     <meta property="og:title" content="@pageTitle" />
     @*<meta property="og:description" content="" />*@
     <meta property="og:image" content="https://sgf.dev/images/og.jpg" />
+    @if (!SiteFeatures.Value.SearchIndexingEnabled)
+    {
+        <meta name="robots" content="noindex, nofollow" />
+    }
     <title>@pageTitle</title>
 
     <link rel="stylesheet" href="/css/styles.css?data=@rand.Next()" />
     @RenderSection("Head", required: false)
 
     @RenderSection("TopScripts", required: false)
 
-    <environment names="Production">
+    @if (SiteFeatures.Value.AnalyticsEnabled)
+    {
         <!-- Privacy-friendly analytics by Plausible -->
         <script async src="https://plausible.sgf.dev/js/pa-aOg8YJ_yiLgBbrOwNU2_7.js"></script>
         <script>
           window.plausible=window.plausible||function(){(plausible.q=plausible.q||[]).push(arguments)},plausible.init=plausible.init||function(i){plausible.o=i||{}};
           plausible.init()
         </script>
-    </environment>
+    }
 
     <style>
         /*.dev_night_banner ul.presentations_1 {

SgfDevs/appsettings-schema.Umbraco.Cms.json

@@ -2288,4 +2288,4 @@
       }
     }
   }
-}
+}

SgfDevs/appsettings.json

@@ -6,6 +6,10 @@
     "NewsletterEndpoint": "",
     "NewsletterListId": "",
     "EventTimeZoneId": "America/Chicago",
+    "Site": {
+      "AnalyticsEnabled": false,
+      "SearchIndexingEnabled": false
+    },
     "Sessionize": {
       "BaseUrl": ""
     },