New startup window.

Wino.Core.Domain/BasicTypesJsonContext.cs

@@ -10,5 +10,6 @@ namespace Wino.Core.Domain;
 [JsonSerializable(typeof(List<string>))]
 [JsonSerializable(typeof(bool))]
 [JsonSerializable(typeof(UpdateNotes))]
+[JsonSerializable(typeof(UpdateMigration))]
 [JsonSerializable(typeof(List<UpdateNoteSection>))]
 public partial class BasicTypesJsonContext : JsonSerializerContext;

Wino.Core.Domain/Enums/WinoPage.cs

@@ -34,5 +34,6 @@ public enum WinoPage
     CalendarAccountSettingsPage,
     EventDetailsPage,
     SignatureAndEncryptionPage,
-    StoragePage
+    StoragePage,
+    WelcomePageV2
 }

Wino.Core.Domain/Interfaces/INewThemeService.cs

@@ -37,4 +37,10 @@ public interface INewThemeService : IInitializeAsync
 
     // Backdrop management
     List<BackdropTypeWrapper> GetAvailableBackdropTypes();
+
+    /// <summary>
+    /// Re-applies the current theme (backdrop, root theme, accent, caption colors)
+    /// to the currently active window. Use after a window transition.
+    /// </summary>
+    Task ApplyThemeToActiveWindowAsync();
 }

Wino.Core.Domain/Interfaces/IUpdateManager.cs

@@ -9,6 +9,9 @@ public interface IUpdateManager
     /// <summary>Loads and parses the update notes for the current version from the bundled asset file.</summary>
     Task<UpdateNotes> GetLatestUpdateNotesAsync();
 
+    /// <summary>Loads and parses the app feature highlights from the bundled asset file.</summary>
+    Task<List<UpdateNoteSection>> GetFeaturesAsync();
+
     /// <summary>Returns true if the current version's update notes have not yet been shown to the user.</summary>
     bool ShouldShowUpdateNotes();
 

Wino.Core.Domain/Models/Updates/UpdateMigration.cs

@@ -0,0 +1,12 @@
+using System.Text.Json.Serialization;
+
+namespace Wino.Core.Domain.Models.Updates;
+
+public class UpdateMigration
+{
+    [JsonPropertyName("titleKey")]
+    public string TitleKey { get; set; } = string.Empty;
+
+    [JsonPropertyName("descriptionKey")]
+    public string DescriptionKey { get; set; } = string.Empty;
+}

Wino.Core.Domain/Models/Updates/UpdateNotes.cs

@@ -5,8 +5,11 @@ namespace Wino.Core.Domain.Models.Updates;
 
 public class UpdateNotes
 {
-    [JsonPropertyName("hasMigrations")]
-    public bool HasMigrations { get; set; }
+    [JsonPropertyName("hasPendingMigrations")]
+    public bool HasPendingMigrations { get; set; }
+
+    [JsonPropertyName("migration")]
+    public UpdateMigration Migration { get; set; } = new();
 
     [JsonPropertyName("sections")]
     public List<UpdateNoteSection> Sections { get; set; } = [];

Wino.Core.Domain/Translations/en_US/resources.json

@@ -985,6 +985,24 @@
     "CalendarAccountSettings_PrimaryCalendar": "Primary Calendar",
     "CalendarAccountSettings_PrimaryCalendarDescription": "Mark this calendar as the primary calendar for the account",
     "WhatIsNew_GetStartedButton": "Get Started",
+    "WhatIsNew_ContinueAnywayButton": "Continue anyway",
+    "WhatIsNew_PreparingForNewVersionButton": "Preparing for new version...",
+    "WhatIsNew_MigrationPreparing_Title": "Preparing your data",
+    "WhatIsNew_MigrationPreparing_Description": "Wino is applying update migrations. Please wait while we prepare your account data for this release.",
+    "WhatIsNew_MigrationFailedMessage": "Applying migrations failed with error code {0}. You may continue to use the application. However, if you encounter serious issues please re-install the application.",
     "WhatIsNew_MigrationNotification_Title": "Wino Mail Updated",
-    "WhatIsNew_MigrationNotification_Message": "Open the app to complete the update and see what's new."
+    "WhatIsNew_MigrationNotification_Message": "Open the app to complete the update and see what's new.",
+    "WelcomeWindow_Title": "Welcome to Wino Mail",
+    "WelcomeWindow_Subtitle": "A native Windows experience for Mail and Calendar.",
+    "WelcomeWindow_WhatsNewTitle": "Latest changes",
+    "WelcomeWindow_FeaturesTitle": "Features",
+    "WelcomeWindow_WhatsNewTab": "What's New",
+    "WelcomeWindow_FeaturesTab": "Features",
+    "WelcomeWindow_GetStartedButton": "Get started by adding an account",
+    "WelcomeWindow_GetStartedDescription": "Add your Outlook, Gmail, or IMAP account to get started with Wino Mail.",
+    "WelcomeWindow_SetupTitle": "Set up your account",
+    "WelcomeWindow_SetupSubtitle": "Choose your email provider to get started",
+    "WelcomeWindow_AddAccountButton": "Add account",
+    "WelcomeWindow_SkipForNow": "Skip for now — I'll set it up later",
+    "WelcomeWindow_AppDescription": "A fast, focused inbox — redesigned for Windows 11"
 }

Wino.Core.Domain/Translator.cs

@@ -7,4 +7,7 @@ namespace Wino.Core.Domain;
 /// All translations generated automatically by the source generator.
 /// </summary>
 [TranslatorGen]
-public partial class Translator;
+public partial class Translator
+{
+    public static string GetTranslatedString(string key) => Resources.GetTranslatedString(key);
+}