diff --git a/Lombiq.Hosting.Tenants.EnvironmentRobots/Middlewares/EnvironmentRobotsMiddleware - Copy (2).cs b/Lombiq.Hosting.Tenants.EnvironmentRobots/Middlewares/EnvironmentRobotsMiddleware - Copy (2).cs
new file mode 100644
index 00000000..5d9a96f0
--- /dev/null
+++ b/Lombiq.Hosting.Tenants.EnvironmentRobots/Middlewares/EnvironmentRobotsMiddleware - Copy (2).cs	
@@ -0,0 +1,62 @@
+using Lombiq.Hosting.Tenants.EnvironmentRobots.Extensions;
+using Lombiq.Hosting.Tenants.EnvironmentRobots.Models;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Options;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Lombiq.Hosting.Tenants.EnvironmentRobots.Middlewares;
+
+public class EnvironmentRobotsMiddleware
+{
+    private readonly RequestDelegate _next;
+    private readonly IHostEnvironment _hostEnvironment;
+    private readonly IOptions<EnvironmentRobotsOptions> _options;
+
+    public EnvironmentRobotsMiddleware(
+        RequestDelegate next,
+        IHostEnvironment hostEnvironment,
+        IOptions<EnvironmentRobotsOptions> options)
+    {
+        _next = next;
+        _hostEnvironment = hostEnvironment;
+        _options = options;
+    }
+
+    public Task InvokeAsync(HttpContext context)
+    {
+        if (!_hostEnvironment.IsProductionWithConfiguration(_options))
+        {
+            var headerValue = context.Response.Headers["X-Robots-Tag"].FirstOrDefault() ?? string.Empty;
+
+            var directives = new List<string>();
+
+            if (!string.IsNullOrEmpty(headerValue))
+            {
+                directives.Add(headerValue);
+            }
+
+            // False warning, since headerValue is initialized to string.Empty if it would be null.
+#pragma warning disable S2259 // Null pointers should not be dereferenced
+            if (!headerValue.Contains("noindex"))
+            {
+                directives.Add("noindex");
+            }
+#pragma warning restore S2259 // Null pointers should not be dereferenced
+
+            if (!headerValue.Contains("nofollow"))
+            {
+                directives.Add("nofollow");
+            }
+
+            if (directives.Count > 1)
+            {
+                context.Response.Headers["X-Robots-Tag"] = $"{string.Join(", ", directives)}";
+            }
+        }
+
+        return _next(context);
+    }
+}
diff --git a/Lombiq.Hosting.Tenants.EnvironmentRobots/Middlewares/EnvironmentRobotsMiddleware - Copy.cs b/Lombiq.Hosting.Tenants.EnvironmentRobots/Middlewares/EnvironmentRobotsMiddleware - Copy.cs
new file mode 100644
index 00000000..5d9a96f0
--- /dev/null
+++ b/Lombiq.Hosting.Tenants.EnvironmentRobots/Middlewares/EnvironmentRobotsMiddleware - Copy.cs	
@@ -0,0 +1,62 @@
+using Lombiq.Hosting.Tenants.EnvironmentRobots.Extensions;
+using Lombiq.Hosting.Tenants.EnvironmentRobots.Models;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Options;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Lombiq.Hosting.Tenants.EnvironmentRobots.Middlewares;
+
+public class EnvironmentRobotsMiddleware
+{
+    private readonly RequestDelegate _next;
+    private readonly IHostEnvironment _hostEnvironment;
+    private readonly IOptions<EnvironmentRobotsOptions> _options;
+
+    public EnvironmentRobotsMiddleware(
+        RequestDelegate next,
+        IHostEnvironment hostEnvironment,
+        IOptions<EnvironmentRobotsOptions> options)
+    {
+        _next = next;
+        _hostEnvironment = hostEnvironment;
+        _options = options;
+    }
+
+    public Task InvokeAsync(HttpContext context)
+    {
+        if (!_hostEnvironment.IsProductionWithConfiguration(_options))
+        {
+            var headerValue = context.Response.Headers["X-Robots-Tag"].FirstOrDefault() ?? string.Empty;
+
+            var directives = new List<string>();
+
+            if (!string.IsNullOrEmpty(headerValue))
+            {
+                directives.Add(headerValue);
+            }
+
+            // False warning, since headerValue is initialized to string.Empty if it would be null.
+#pragma warning disable S2259 // Null pointers should not be dereferenced
+            if (!headerValue.Contains("noindex"))
+            {
+                directives.Add("noindex");
+            }
+#pragma warning restore S2259 // Null pointers should not be dereferenced
+
+            if (!headerValue.Contains("nofollow"))
+            {
+                directives.Add("nofollow");
+            }
+
+            if (directives.Count > 1)
+            {
+                context.Response.Headers["X-Robots-Tag"] = $"{string.Join(", ", directives)}";
+            }
+        }
+
+        return _next(context);
+    }
+}
diff --git a/New Text Document.txt b/New Text Document.txt
new file mode 100644
index 00000000..e69de29b