Minor cleanup

MVC-SimpleCRUD/MVC-SimpleCRUD/Controllers/PeopleController.cs

@@ -232,7 +232,6 @@ public class PeopleController : Controller
   private async Task PrepareDropDownLists(string? selectedCountryCode = null)
   {
     var countries = await ctx.Countries
-                          .AsNoTracking()
                           .OrderBy(d => d.Name)
                           .Select(d => new { d.Name, d.Code })
                           .ToListAsync();

MVC-SimpleCRUD/MVC-SimpleCRUD/Views/People/_PersonForm.cshtml

@@ -51,7 +51,7 @@
       <div class="col-md-4">
         <label asp-for="CountryCode" class="form-label"></label>
         <select asp-for="CountryCode" asp-items="countries" class="form-select">
-          <option value="">Select country</option>
+          <option value="" disabled>Select country</option>
         </select>
         <span asp-validation-for="CountryCode" class="text-danger"></span>
       </div>

MVC-SimpleCRUD/MVC-SimpleCRUD/Views/Shared/_Layout.cshtml

@@ -5,7 +5,7 @@
   <meta charset="utf-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
   <title>@ViewData["Title"] - Events</title>
-  <link rel="stylesheet" href="~/lib/bootstrap/css/bootstrap.min.css" />
+  <link rel="stylesheet" href="~/lib/bootstrap/css/bootstrap.min.css" asp-append-version="true" />
   <link rel="stylesheet" href="~/css/site.css" asp-append-version="true" />
   @RenderSection("Styles", required: false)
 </head>
@@ -48,8 +48,8 @@
     </div>
   </div>
 
-  <script src="~/lib/jquery/jquery.min.js"></script>
-  <script src="~/lib/bootstrap/js/bootstrap.bundle.min.js"></script>
+  <script src="~/lib/jquery/jquery.min.js" asp-append-version="true"></script>
+  <script src="~/lib/bootstrap/js/bootstrap.bundle.min.js" asp-append-version="true"></script>
   <script src="~/js/site.js" asp-append-version="true"></script>
   <script src="~/js/pager.js" asp-append-version="true"></script>
   <script>             

MVC-SimpleCRUD/MVC-SimpleCRUD/Views/Shared/_ValidationScriptsPartial.cshtml

@@ -1,2 +1,2 @@
-<script src="~/lib/jquery-validate/jquery.validate.min.js"></script>
-<script src="~/lib/jquery-validation-unobtrusive/jquery.validate.unobtrusive.min.js"></script>
+<script src="~/lib/jquery-validate/jquery.validate.min.js" asp-append-version="true"></script>
+<script src="~/lib/jquery-validation-unobtrusive/jquery.validate.unobtrusive.min.js" asp-append-version="true"></script>