fix(client): restore retail interaction parity

Harden keyboard and camera routing, inventory and vendor interactions, chat/emotes, relog portal flow, and paperdoll rendering. Add retail research, connected gate coverage, and release-gate validation.

src/AcDream.App/Rendering/GameWindow.cs

@@ -1,5 +1,6 @@
 using AcDream.Core.Plugins;
 using AcDream.App.Composition;
+using AcDream.App.Input;
 using AcDream.App.Physics;
 using AcDream.App.Rendering.Gpu;
 using AcDream.App.Rendering.Scene;
@@ -17,6 +18,7 @@ using DatReaderWriter;
 using Silk.NET.Input;
 using Silk.NET.Maths;
 using Silk.NET.Windowing;
+using AcDream.UI.Abstractions.Input;
 
 namespace AcDream.App.Rendering;
 
@@ -599,14 +601,18 @@ public sealed class GameWindow :
     // startup — no other call to RetailDefaults() / AcdreamCurrentDefaults()
     // should land in the GameWindow construction path.
     private readonly AcDream.UI.Abstractions.Input.KeyBindings _keyBindings;
+    private bool _keyBindingsPersisted;
     private readonly GraphicalHostPlatformServices _platformServices;
     private readonly ApplicationPathSet _applicationPaths;
 
     private static AcDream.UI.Abstractions.Input.KeyBindings LoadStartupKeyBindings(
         string path)
     {
-        var bindings = AcDream.UI.Abstractions.Input.KeyBindings.LoadOrDefault(path);
-        Console.WriteLine($"keybinds: loaded {bindings.All.Count} bindings from {path}");
+        var bindings = AcDream.App.Input.RetailKeymapProfileStore.LoadActiveOrJson(
+            path, out string profileName);
+        Console.WriteLine(
+            $"keybinds: loaded {bindings.All.Count} bindings; active retail profile "
+            + $"'{profileName}', JSON mirror {path}");
         return bindings;
     }
 
@@ -1522,7 +1528,8 @@ public sealed class GameWindow :
                     hostInputCamera.GpuFrameLifetime,
                     () => WorldTime.CurrentCalendar,
                     settingsDevTools.RenderPacks,
-                    _renderPackDiagnostics.CaptureDiagnostics),
+                    _renderPackDiagnostics.CaptureDiagnostics,
+                    _applicationPaths.ScreenshotsDirectory),
                 _retailUiLease,
                 this).Compose(
                     platformResult,
@@ -1569,6 +1576,7 @@ public sealed class GameWindow :
                     _cellVisibility,
                     _liveWorldOrigin,
                     _localPlayerIdentity,
+                    _chaseCameraInput,
                     _pointerPosition,
                     _playerApproachCompletions,
                     _renderResourceLifetime,
@@ -1821,6 +1829,7 @@ public sealed class GameWindow :
 
         if (!_lifetime.HasShutdownRoots)
         {
+            PersistKeyBindingsAtShutdown();
             // Campaign LA slice LA1: capture BEFORE the shutdown roots run —
             // by the time teardown completes, IsInWorld is always false
             // regardless of whether a real session was ever connected.
@@ -1861,6 +1870,33 @@ public sealed class GameWindow :
             ReportExited(report);
     }
 
+    private void PersistKeyBindingsAtShutdown()
+    {
+        // Construction-only tests and failed starts never create the input
+        // dispatcher. They must not materialize a profile in the real user's
+        // Documents folder merely because the half-built window is disposed.
+        if (_keyBindingsPersisted || _inputDispatcher is null) return;
+        _keyBindingsPersisted = true;
+        try
+        {
+            KeyBindings current = _inputDispatcher.Bindings;
+            var profiles = new AcDream.App.Input.RetailKeymapProfileStore(
+                _applicationPaths.KeyBindingsFile);
+            RetailKeymapSaveResult saved = profiles.SaveActive(current);
+            if (saved.Status != RetailKeymapSaveStatus.Saved)
+            {
+                Console.WriteLine(
+                    $"keymap: shutdown save failed ({saved.Status}): {saved.Error}");
+                return;
+            }
+            current.SaveToFile(_applicationPaths.KeyBindingsFile);
+        }
+        catch (Exception failure)
+        {
+            Console.WriteLine($"keymap: shutdown persistence failed: {failure.Message}");
+        }
+    }
+
     /// <summary>
     /// Writes the ONE terminal "exited" status event for this session
     /// (fix #406). A resource-shutdown transaction can converge cleanly