feat(chat): port retail client command families

Expand the typed client-command boundary across travel, character queries, local UI and layout controls, AFK and consent, emotes, friends, squelch and filters, and fill-components. Preserve retail packet layouts and queue ownership, import the confirmation dialog, and keep authoritative social state in Core.

Co-Authored-By: Codex <codex@openai.com>

tests/AcDream.App.Tests/UI/UiTextTests.cs

@@ -8,6 +8,17 @@ namespace AcDream.App.Tests.UI;
 
 public class UiTextTests
 {
+    [Fact]
+    public void WrapWords_UsesMeasuredWidthAndPreservesParagraphs()
+    {
+        IReadOnlyList<string> lines = UiText.WrapWords(
+            "one two three\nfour",
+            text => text.Length * 10f,
+            maximumWidth: 75f);
+
+        Assert.Equal(["one two", "three", "four"], lines);
+    }
+
     [Fact]
     public void ClampScroll_PinsToZero_WhenContentFitsView()
     {
@@ -142,6 +153,28 @@ public class UiTextTests
         Assert.Equal(new UiText.Pos(1, 8), e2);
     }
 
+    [Fact]
+    public void WrapWords_PreservesNewlinesAndWrapsAtSpaces()
+    {
+        IReadOnlyList<string> lines = UiText.WrapWords(
+            "one two three\nfour",
+            static text => text.Length,
+            maximumWidth: 7f);
+
+        Assert.Equal(["one two", "three", "four"], lines);
+    }
+
+    [Fact]
+    public void WrapWords_SplitsAnOverWidthWordAtCharacterBoundaries()
+    {
+        IReadOnlyList<string> lines = UiText.WrapWords(
+            "go abcdef",
+            static text => text.Length,
+            maximumWidth: 5f);
+
+        Assert.Equal(["go ab", "cdef"], lines);
+    }
+
     // ── VOffset: vertical positioning for single-line mode ───────────────────
 
     /// <summary>