Merge branch 'phase/32-weather-warmth'

tests/HSchool.AppHost.Tests/GameSocketTests.cs

@@ -428,6 +428,22 @@ public class GameSocketTests(AppHostFixture fixture)
         Assert.Equal(ClientTime, pong.ClientTimeMs);
     }
 
+    [Fact]
+    public async Task OldProtocolVersion_IsRejected()
+    {
+        using var socket = await ConnectRawAsync();
+
+        await SendAsync(socket, buffer => ProtocolCodec.WriteHello(
+            buffer,
+            new ClientHelloMessage((byte)(ProtocolConstants.Version - 1), ProtocolConstants.LocaleRussian)));
+
+        var buffer = new byte[ProtocolConstants.MaxMessageSize];
+        var result = await socket.ReceiveAsync(buffer, TestContext.Current.CancellationToken);
+
+        Assert.Equal(WebSocketMessageType.Close, result.MessageType);
+        Assert.Equal(WebSocketCloseStatus.ProtocolError, socket.CloseStatus);
+    }
+
     [Fact]
     public async Task VersionMismatch_IsRejected()
     {

tests/HSchool.AppHost.Tests/golden/README.md

@@ -11,6 +11,9 @@ Phase 31 rewrote `current/1.people.json` because people are born dressed (`items
 person, plus `Hauling`). `legacy-no-native/` is left as it was: no inventory, so load still
 has to dress them and must not reshuffle names.
 
+Phase 32 rewrote `current/1.people.json` again: `Warmth` plus `HeatLoving` / `ColdLoving` in
+the trait pool. `legacy-no-native/` stays historic.
+
 Regenerate after an intentional roster change (same commit):
 
 ```