Refactor authentication system to use MongoDB

- Removed Entity Framework Core identity schema and related migrations.
- Introduced MongoDB-based authentication service with user seeding functionality.
- Updated Program.cs to configure authentication and authorization using cookies.
- Created new Login.razor component for user login interface.
- Added RedirectToLogin component for handling unauthorized access.
- Updated Dockerfile and docker-compose files for development and production environments.
- Removed SQLite connection strings and related configurations.
- Added MongoDB connection settings in appsettings.json and Docker configurations.
- Implemented IMongoAuthService interface and MongoAuthService class for user management.
- Created MongoAuthUser model for MongoDB user representation.

Components/Layout/NavMenu.razor

@@ -1,8 +1,4 @@
-@implements IDisposable
-
-@inject NavigationManager NavigationManager
-
-<div class="top-row ps-3 navbar navbar-dark">
+<div class="top-row ps-3 navbar navbar-dark">
     <div class="container-fluid">
         <a class="navbar-brand" href="">WorkTracker</a>
     </div>
@@ -27,14 +23,12 @@
         <AuthorizeView>
             <Authorized>
                 <div class="nav-item px-3">
-                    <NavLink class="nav-link" href="Account/Manage">
+                    <NavLink class="nav-link" href="auth">
                         <span class="bi bi-person-fill-nav-menu" aria-hidden="true"></span> @context.User.Identity?.Name
                     </NavLink>
                 </div>
                 <div class="nav-item px-3">
-                    <form action="Account/Logout" method="post">
-                        <AntiforgeryToken />
-                        <input type="hidden" name="ReturnUrl" value="@currentUrl" />
+                    <form action="/logout" method="post">
                         <button type="submit" class="nav-link">
                             <span class="bi bi-arrow-bar-left-nav-menu" aria-hidden="true"></span> Logout
                         </button>
@@ -43,7 +37,7 @@
             </Authorized>
             <NotAuthorized>
                 <div class="nav-item px-3">
-                    <NavLink class="nav-link" href="Account/Login">
+                    <NavLink class="nav-link" href="login">
                         <span class="bi bi-person-badge-nav-menu" aria-hidden="true"></span> Login
                     </NavLink>
                 </div>
@@ -52,24 +46,4 @@
     </nav>
 </div>
 
-@code {
-    private string? currentUrl;
-
-    protected override void OnInitialized()
-    {
-        currentUrl = NavigationManager.ToBaseRelativePath(NavigationManager.Uri);
-        NavigationManager.LocationChanged += OnLocationChanged;
-    }
-
-    private void OnLocationChanged(object? sender, LocationChangedEventArgs e)
-    {
-        currentUrl = NavigationManager.ToBaseRelativePath(e.Location);
-        StateHasChanged();
-    }
-
-    public void Dispose()
-    {
-        NavigationManager.LocationChanged -= OnLocationChanged;
-    }
-}