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.

tests/AcDream.App.Tests/Input/RetailKeymapFileTests.cs

@@ -0,0 +1,113 @@
+using AcDream.App.Input;
+using AcDream.UI.Abstractions.Input;
+using Silk.NET.Input;
+
+namespace AcDream.App.Tests.Input;
+
+public sealed class RetailKeymapFileTests
+{
+    [Fact]
+    public void Parse_CommittedRetailFile_ReproducesEveryUserBindableDefault()
+    {
+        string text = File.ReadAllText(Path.Combine(
+            FindRepoRoot(), "docs", "research", "named-retail",
+            "retail-default.keymap.txt"));
+        KeyBindings expected = KeyBindings.RetailDefaults();
+        KeyBindings actual = RetailKeymapFile.Parse(text, expected);
+
+        Assert.Equal(
+            expected.ForAction(InputAction.MovementForward).ToArray(),
+            actual.ForAction(InputAction.MovementForward).ToArray());
+        Assert.Equal(
+            expected.ForAction(InputAction.MovementWalkMode).ToArray(),
+            actual.ForAction(InputAction.MovementWalkMode).ToArray());
+        Assert.Equal(
+            expected.ForAction(InputAction.ToggleInventoryPanel).ToArray(),
+            actual.ForAction(InputAction.ToggleInventoryPanel).ToArray());
+        Assert.Equal(
+            expected.ForAction(InputAction.CameraAlternateRotateLeft).ToArray(),
+            actual.ForAction(InputAction.CameraAlternateRotateLeft).ToArray());
+        // The user's captured retail file omits slots 10-13; omission means
+        // unbound rather than "inherit a compiled default".
+        Assert.Empty(actual.ForAction(InputAction.UseQuickSlot_10));
+
+        // Host-only actions are outside retail's fourteen editable maps and survive.
+        Assert.Equal(
+            expected.ForAction(InputAction.AcdreamToggleAudioMute).ToArray(),
+            actual.ForAction(InputAction.AcdreamToggleAudioMute).ToArray());
+    }
+
+    [Fact]
+    public void WriteThenParse_RoundTripsAll306RetailActionIdentities()
+    {
+        var source = new KeyBindings();
+        foreach (((uint inputMapId, uint actionId), InputAction action) in
+            RetailActionIdentityTable.Map)
+        {
+            source.Add(new Binding(
+                new KeyChord(
+                    Key.SuperRight,
+                    ModifierMask.Shift | ModifierMask.Ctrl | ModifierMask.Win),
+                action,
+                RetailActionIdentityTable.ActivationFor(inputMapId, actionId),
+                RetailActionIdentityTable.ScopeForInputMap(inputMapId)));
+        }
+
+        string text = RetailKeymapFile.Write(source);
+        KeyBindings loaded = RetailKeymapFile.Parse(text, new KeyBindings());
+
+        Assert.Equal(306, loaded.All.Count);
+        foreach (Binding expected in source.All)
+            Assert.Contains(expected, loaded.All);
+        Assert.Contains("CharacterOptionCommands", text, StringComparison.Ordinal);
+        Assert.Contains("AutoRepeatAttacks", text, StringComparison.Ordinal);
+        Assert.Contains("AFKState", text, StringComparison.Ordinal);
+        Assert.Contains("DIK_RWIN", text, StringComparison.Ordinal);
+        Assert.Contains("EscapeKey [ \"\" [ 0 DIK_ESCAPE ] ]", text, StringComparison.Ordinal);
+        Assert.Contains("TargetedUsage", text, StringComparison.Ordinal);
+    }
+
+    [Fact]
+    public void ProfileStore_SaveAsSelectsProfile_AndLoadReplacesRetailRows()
+    {
+        string root = Path.Combine(Path.GetTempPath(), "acdream-keymap-" + Guid.NewGuid().ToString("N"));
+        string config = Path.Combine(root, "config");
+        string documents = Path.Combine(root, "documents", "Asheron's Call");
+        string json = Path.Combine(config, "keybinds.json");
+        try
+        {
+            var source = KeyBindings.RetailDefaults();
+            var store = new RetailKeymapProfileStore(json, documents);
+            RetailKeymapSaveResult saved = store.Save("friends", source, overwrite: false);
+
+            Assert.Equal(RetailKeymapSaveStatus.Saved, saved.Status);
+            Assert.Equal("friends.keymap", store.CurrentFileName);
+            Assert.Equal(new[] { "friends.keymap" }, store.ListFiles());
+            Assert.True(store.TryLoad(
+                "friends.keymap", new KeyBindings(), out KeyBindings loaded, out string? error),
+                error);
+            Assert.Equal(
+                source.ForAction(InputAction.MovementForward).ToArray(),
+                loaded.ForAction(InputAction.MovementForward).ToArray());
+            Assert.Equal(
+                RetailKeymapSaveStatus.Exists,
+                store.Save("friends", source, overwrite: false).Status);
+        }
+        finally
+        {
+            if (Directory.Exists(root)) Directory.Delete(root, recursive: true);
+        }
+    }
+
+    private static string FindRepoRoot()
+    {
+        string? directory = AppContext.BaseDirectory;
+        while (directory is not null)
+        {
+            if (File.Exists(Path.Combine(directory, "AcDream.slnx")))
+                return directory;
+            directory = Directory.GetParent(directory)?.FullName;
+        }
+        throw new DirectoryNotFoundException("Could not locate acdream.sln.");
+    }
+}