fix: resolve dashboard bugs (percentage precision, wrong title, and reading resumption)

src/NexusReader.UI.Shared/Components/Organisms/ReaderCanvas.razor

@@ -130,7 +130,8 @@
                 blockId, 
                 ViewModel.EbookId, 
                 progress, 
-                ViewModel.ChapterTitle);
+                ViewModel.ChapterTitle,
+                ViewModel.CurrentChapterIndex);
         }
     }
 

src/NexusReader.UI.Shared/NexusReader.UI.Shared.csproj

@@ -12,6 +12,7 @@
     <PackageReference Include="Microsoft.AspNetCore.Components.Authorization" Version="10.0.7" />
     <PackageReference Include="Microsoft.AspNetCore.Components.Web" Version="10.0.7" />
     <PackageReference Include="MediatR" Version="12.1.1" />
+    <PackageReference Include="Microsoft.AspNetCore.WebUtilities" Version="10.0.7" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.7" />
     <PackageReference Include="Microsoft.AspNetCore.SignalR.Client" Version="10.0.7" />
   </ItemGroup>

src/NexusReader.UI.Shared/Pages/Dashboard.razor

@@ -56,18 +56,18 @@
                             <div class="progress-section">
                                 <span class="chapter-label">@_profile.LastReadBook.LastChapter</span>
                                 <div class="progress-container">
-                                    <div class="progress-bar" style="width: @(_profile.LastReadBook.Progress)%">
-                                        <div class="progress-bubble">@(_profile.LastReadBook.Progress)%</div>
+                                    <div class="progress-bar" style="width: @(_profile.LastReadBook.Progress.ToString("F0", System.Globalization.CultureInfo.InvariantCulture))%">
+                                        <div class="progress-bubble">@(_profile.LastReadBook.Progress.ToString("F1"))%</div>
                                     </div>
                                 </div>
-                                <span class="progress-detail">Postęp: @(_profile.LastReadBook.Progress)% - @_profile.LastReadBook.Author.Name</span>
+                                <span class="progress-detail">Postęp: @(_profile.LastReadBook.Progress.ToString("F2"))% - @_profile.LastReadBook.Author.Name</span>
                             </div>
                             <p class="reading-desc">
                                 Kontynuuj odkrywanie wiedzy w książce "@_profile.LastReadBook.Title". 
                                 Twój cyfrowy asystent Nexus jest gotowy do analizy kolejnych rozdziałów i generowania interaktywnych map myśli.
                             </p>
                             <div class="card-actions">
-                                <button class="btn-nexus primary" @onclick='() => NavigationManager.NavigateTo("/reader")'>Kontynuuj Czytanie</button>
+                                <button class="btn-nexus primary" @onclick='() => NavigationManager.NavigateTo($"/reader?chapter={_profile.LastReadBook.LastChapterIndex}")'>Kontynuuj Czytanie</button>
                                 <button class="btn-nexus secondary" @onclick='() => NavigationManager.NavigateTo("/library")'>Moja Biblioteka</button>
                             </div>
                         </div>

src/NexusReader.UI.Shared/Pages/Home.razor

@@ -6,6 +6,8 @@
 @inject IQuizStateService QuizState
 @inject IFocusModeService FocusMode
 @inject IJSRuntime JS
+@inject NavigationManager NavManager
+@inject IReaderNavigationService NavService
 <PageTitle>Nexus E-Reader</PageTitle>
 
 <div class="home-reader-container">
@@ -26,6 +28,16 @@
         QuizState.OnQuizRequested += HandleQuizRequestedAsync;
         FocusMode.OnFocusModeChanged += HandleUpdate;
         await FocusMode.InitializeAsync();
+
+        // Handle deep-linking to a specific chapter
+        var uri = NavManager.ToAbsoluteUri(NavManager.Uri);
+        if (Microsoft.AspNetCore.WebUtilities.QueryHelpers.ParseQuery(uri.Query).TryGetValue("chapter", out var chapterValue))
+        {
+            if (int.TryParse(chapterValue, out var chapterIndex))
+            {
+                await NavService.GoToChapter(chapterIndex);
+            }
+        }
     }
 
     protected override async Task OnAfterRenderAsync(bool firstRender)

src/NexusReader.UI.Shared/Services/ISyncService.cs

@@ -5,7 +5,7 @@ namespace NexusReader.UI.Shared.Services;
 public interface ISyncService
 {
     Task<Result> InitializeAsync();
-    Task<Result> UpdateProgressAsync(string pageId, Guid ebookId, double progress, string? chapterTitle);
+    Task<Result> UpdateProgressAsync(string pageId, Guid ebookId, double progress, string? chapterTitle, int chapterIndex);
     event Func<string, DateTime, Task> OnProgressReceived;
     Task DisposeAsync();
 }

src/NexusReader.UI.Shared/Services/SyncService.cs

@@ -64,7 +64,7 @@ public class SyncService : ISyncService, IAsyncDisposable
 
     private string? _lastSentPageId;
 
-    public async Task<Result> UpdateProgressAsync(string pageId, Guid ebookId, double progress, string? chapterTitle)
+    public async Task<Result> UpdateProgressAsync(string pageId, Guid ebookId, double progress, string? chapterTitle, int chapterIndex)
     {
         if (pageId == _lastSentPageId) return Result.Ok();