Finished the navigation menu

- Added a NavItem component
- Replaced the navbar toggle icon
- Made the navbar tighter
- Fixed the navbar's padding
- Render the nav items dynamically

I18N Commander/UI MAUI/Shared/MainLayout.razor

@@ -1,25 +1,20 @@
 @inherits LayoutComponentBase
 
-<nav class="navbar navbar-dark bg-dark navbar-expand-sm">
-    <div class="container-fluid">
-        <div class="navbar-brand">
+<nav class="navbar navbar-dark bg-dark navbar-expand-sm p-0">
+    <div class="container-fluid ps-1">
+        <div class="navbar-brand p-0">
             <Icon Filename="translation.svg" Size="35" AltText="App Icon" />
             <span class="fw-bold">I18N</span> <span class="fs-6">Commander</span>
         </div>
-        <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
-            <span class="navbar-toggler-icon"></span>
+        <button class="navbar-toggler p-0 my-1" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
+            <Icon Filename="nav-toggle.svg" AltText="Toggles menu" Size="35" />
         </button>
         <div class="collapse navbar-collapse" id="navbarSupportedContent">
-            <ul class="navbar-nav me-auto mb-2 mb-lg-0">
-                <li class="nav-item">
-                    <a class="nav-link active" aria-current="page" href="#">Index</a>
-                </li>
-                <li class="nav-item">
-                    <a class="nav-link" href="#">Settings</a>
-                </li>
-                <li class="nav-item">
-                    <a class="nav-link" href="#">Translations</a>
-                </li>
+            <ul class="navbar-nav me-auto">
+                @foreach (var (text, route, iconFilename) in NavigationTarget.GetAll())
+                {
+                    <NavItem Text="@text" Route="@route" ShowIcon="@(!string.IsNullOrWhiteSpace(iconFilename))" IconFilename="@iconFilename" />
+                }
             </ul>
         </div>
     </div>