[CHANGE] Library service, db migrations, ui blazor

Manager.App/Components/Pages/Accounts.razor

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+@page "/Accounts"
+
+
+@code {
+    
+}

Manager.App/Components/Pages/Accounts.razor.cs

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+using Microsoft.AspNetCore.Components;
+
+namespace Manager.App.Components.Pages;
+
+public partial class Accounts : ComponentBase
+{
+}

Manager.App/Components/Pages/Library.razor

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+@page "/Library"
+
+@inject ISnackbar Snackbar
+@inject ILibraryService LibraryService
+
+<PageTitle>Library information</PageTitle>
+<ForcedLoadingOverlay Visible="_loading" CancellationTokenSource="@_cancellationTokenSource"/>
+
+@if (_libraryInformation != null)
+{
+    <MudSimpleTable Bordered Dense Elevation="0" Outlined Square Hover>
+        <tbody>
+        <tr>
+            <td>Library path:</td>
+            <td>@_libraryInformation.LibraryPath</td>
+        </tr>
+        <tr>
+            <td>Created at (UTC):</td>
+            <td>@_libraryInformation.CreatedAtUtc</td>
+        </tr>
+        <tr>
+            <td>Last modified (UTC):</td>
+            <td>@_libraryInformation.LastModifiedUtc</td>
+        </tr>
+        <tr>
+            <td>Library size:</td>
+            <td>@Suffix.BytesToSizeSuffix(_libraryInformation.TotalSizeBytes)</td>
+        </tr>
+        
+        <tr>
+            <td>Total media:</td>
+            <td>@_libraryInformation.TotalMedia</td>
+        </tr>
+        <tr>
+            <td>Total channels:</td>
+            <td>@_libraryInformation.TotalChannels</td>
+        </tr>
+        </tbody>
+    </MudSimpleTable>
+}

Manager.App/Components/Pages/Library.razor.cs

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+using Manager.App.Models.Library;
+using MudBlazor;
+
+namespace Manager.App.Components.Pages;
+
+public partial class Library
+{
+    private LibraryInformation? _libraryInformation;
+    private bool _loading;
+    private CancellationTokenSource _cancellationTokenSource = new();
+
+    protected override async Task OnAfterRenderAsync(bool firstRender)
+    {
+        if (firstRender)
+        {
+            if (_cancellationTokenSource.IsCancellationRequested)
+            {
+                _cancellationTokenSource = new CancellationTokenSource();
+            }
+
+            _loading = true;
+            await InvokeAsync(StateHasChanged);
+            var result = await LibraryService.GetLibraryInfoAsync(_cancellationTokenSource.Token);
+            if (result is { IsSuccess: true, Value: not null })
+            {
+                _libraryInformation = result.Value;
+            }
+            else
+            {
+                Snackbar.Add($"Failed to get library info. Error: {result.Error?.Description}", Severity.Error);
+            }
+            _loading = false;
+            await InvokeAsync(StateHasChanged);
+        }
+    }
+}