Some rework

Controllers/HomeController.cs

@@ -1,4 +1,5 @@
-using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Hosting.StaticWebAssets;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using System.Net;
 using System.Net.Http.Headers;
@@ -29,14 +30,17 @@ namespace yaflay.ru.Новая_папка
                 return null;
             }
         }
+        
         // GET: HomeController/Details/5
-        [HttpGet("/{uri}")]
+        [HttpGet("/r/{uri}")]
         public async Task<IActionResult> fromGitHub(string? uri)
         {
-            if (uri == null) { return View("Index.cshtml"); }
+            
+            if (uri == "Robots.txt") { return Ok("User-Agent: * \n Disallow: \"/*\""); }
+            
             string? url = await getUrlFromGit(uri);
 
-            return Redirect(url != null ? url : "https://yaflay.ru/");
+            return Redirect(url != null ? url : uri);
         }
 
         // GET: HomeController/Create

Pages/Index.cshtml.cs

@@ -10,11 +10,13 @@ namespace yaflay.ru.Pages
         public IndexModel(ILogger<IndexModel> logger)
         {
             _logger = logger;
+            
         }
 
         public void OnGet()
         {
+            Page();
+        }
 
     }
 }
-}

Program.cs

@@ -1,28 +1,17 @@
-var builder = WebApplication.CreateBuilder(args);
-
-// Add services to the container.
-builder.Services.AddRazorPages();
-
-var app = builder.Build();
-
-// Configure the HTTP request pipeline.
-if (!app.Environment.IsDevelopment())
+using Microsoft.AspNetCore.Hosting;
+using yaflay.ru;
+public class Program
 {
-    app.UseExceptionHandler("/Error");
-    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
-    app.UseHsts();
-}
-app.UseRouting();
-app.UseHttpsRedirection();
-app.UseStaticFiles();
-app.UseEndpoints(endpoints =>
+    public static void Main() => CreateHostBuilder()
+        .Build()
+        .Run();
+    private static IHostBuilder CreateHostBuilder()
     {
-    endpoints.MapControllers();
+        return Host.CreateDefaultBuilder()
+        .ConfigureWebHost(webHost => {
+            webHost.UseStartup<Startup>();
+            webHost.UseKestrel(kestrelOptions => { kestrelOptions.ListenAnyIP(80); });
         });
-app.UseRouting();
 
-app.UseAuthorization();
-
-app.MapRazorPages();
-
-app.Run();
+    }
+}

Startup.cs

@@ -0,0 +1,49 @@
+using Microsoft.Extensions.Options;
+
+namespace yaflay.ru
+{
+    public class Startup
+    {
+        private readonly IConfiguration configuration;
+        public Startup()
+        {
+            configuration = new ConfigurationBuilder()
+                .AddEnvironmentVariables(prefix: "m.")
+                .AddJsonFile("appsettings.json", optional: true)
+                .Build();
+        }
+        public void ConfigureServices(IServiceCollection services)
+        {
+            services.AddControllers();
+            services.AddRazorPages(k => { k.RootDirectory = "/Pages"; });
+            services.AddControllersWithViews();
+            services.AddDirectoryBrowser();
+
+            
+            
+        }
+
+        public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
+        {
+            // Add services to the container.
+            // app.Services.AddRazorPages();
+
+
+            // Configure the HTTP request pipeline.
+            
+            app.UseStaticFiles();
+            
+
+            app.UseRouting();
+
+            app.UseAuthorization();
+            
+            
+            app.UseEndpoints(endpoints =>
+            {
+                endpoints.MapRazorPages();
+            });
+
+        }
+    }
+}