feat: implement identity authentication, authorization policies, and MAUI platform support with Docker orchestration

src/NexusReader.Domain/Entities/NexusUser.cs

@@ -31,4 +31,9 @@ public class NexusUser : IdentityUser
     /// Collection of e-books owned by the user.
     /// </summary>
     public ICollection<Ebook> Ebooks { get; set; } = new List<Ebook>();
+
+    /// <summary>
+    /// Collection of quiz results completed by the user.
+    /// </summary>
+    public ICollection<QuizResult> QuizResults { get; set; } = new List<QuizResult>();
 }

src/NexusReader.Domain/Entities/QuizResult.cs

@@ -0,0 +1,30 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace NexusReader.Domain.Entities;
+
+/// <summary>
+/// Tracks the result of an AI-generated quiz completed by a user.
+/// </summary>
+public class QuizResult
+{
+    [Key]
+    public Guid Id { get; set; } = Guid.NewGuid();
+
+    [Required]
+    public string UserId { get; set; } = string.Empty;
+
+    [ForeignKey(nameof(UserId))]
+    public NexusUser? User { get; set; }
+
+    [Required]
+    public string Topic { get; set; } = string.Empty;
+
+    public int Score { get; set; }
+    
+    public int TotalQuestions { get; set; }
+
+    public double Percentage => TotalQuestions > 0 ? (double)Score / TotalQuestions * 100 : 0;
+
+    public DateTime CompletedDate { get; set; } = DateTime.UtcNow;
+}

src/NexusReader.Domain/Entities/SemanticKnowledgeCache.cs

@@ -5,7 +5,7 @@ namespace NexusReader.Domain.Entities;
 public class SemanticKnowledgeCache
 {
     [Key]
-    [MaxLength(64)]
+    [MaxLength(128)]
     public string ContentHash { get; set; } = string.Empty;
 
     [Required]

src/NexusReader.Domain/NexusReader.Domain.csproj

@@ -4,6 +4,7 @@
     <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
   </PropertyGroup>
 
   <ItemGroup>