Show director summons as info toasts and presence queue labels.

Corridor waiters need a summon-phase byte on presence (v11); EventDef DirectorSummoned is info-only so clocks keep running.

tests/HSchool.Protocol.Tests/ProtocolCodecTests.cs

@@ -285,8 +285,10 @@ public class ProtocolCodecTests
         Assert.Equal(PresenceState.Here, read.People[0].State);
         Assert.Empty(read.People[0].TalkMemberIds);
         Assert.Equal("", read.People[0].TalkTopicId);
+        Assert.Equal(PresenceSummonPhase.None, read.People[0].SummonPhase);
         Assert.Equal(PresenceState.Walking, read.People[1].State);
         Assert.Empty(read.People[1].TalkMemberIds);
+        Assert.Equal(PresenceSummonPhase.None, read.People[1].SummonPhase);
     }
 
     [Fact]
@@ -313,12 +315,15 @@ public class ProtocolCodecTests
         Assert.Equal(0, buffer[offset]);
         offset += 1;
         offset = AssertWireString(buffer, offset, "");
+        Assert.Equal(PresenceSummonPhase.None, buffer[offset]);
+        offset += 1;
         Assert.Equal(length, offset);
         Assert.Equal(length, ProtocolCodec.PresenceSize(message));
 
         var read = ProtocolCodec.ReadPresence(buffer.AsSpan(0, length));
         Assert.Empty(read.People[0].TalkMemberIds);
         Assert.Equal("", read.People[0].TalkTopicId);
+        Assert.Equal(PresenceSummonPhase.None, read.People[0].SummonPhase);
         Assert.Equal(message.People[0].Id, read.People[0].Id);
         Assert.Equal(message.People[0].NodeId, read.People[0].NodeId);
         Assert.Equal(message.People[0].State, read.People[0].State);
@@ -357,16 +362,52 @@ public class ProtocolCodecTests
         offset = AssertWireString(buffer, offset, "f0.c0");
         offset = AssertWireString(buffer, offset, "f0.c1");
         offset = AssertWireString(buffer, offset, "TopicSport");
+        Assert.Equal(PresenceSummonPhase.None, buffer[offset]);
+        offset += 1;
         Assert.Equal(length, offset);
         Assert.Equal(length, ProtocolCodec.PresenceSize(message));
 
         var read = ProtocolCodec.ReadPresence(buffer.AsSpan(0, length));
         Assert.Equal(["f0.c0", "f0.c1"], read.People[0].TalkMemberIds);
         Assert.Equal("TopicSport", read.People[0].TalkTopicId);
+        Assert.Equal(PresenceSummonPhase.None, read.People[0].SummonPhase);
         Assert.Equal(message.SchoolId, read.SchoolId);
         Assert.Equal(message.People[0].Id, read.People[0].Id);
     }
 
+    [Fact]
+    public void Presence_SummonPhase_RoundTripsAndMatchesByteLayout()
+    {
+        var message = new ServerPresenceMessage(
+            1,
+            [],
+            [new PresencePerson(
+                "f0.c0",
+                "corridor-1",
+                PresenceState.Here,
+                [],
+                "",
+                PresenceSummonPhase.Waiting)]);
+        var buffer = new byte[ProtocolCodec.PresenceSize(message)];
+
+        var length = ProtocolCodec.WritePresence(buffer, message);
+
+        var offset = 9;
+        offset = AssertWireString(buffer, offset, "f0.c0");
+        offset = AssertWireString(buffer, offset, "corridor-1");
+        Assert.Equal(PresenceState.Here, buffer[offset]);
+        offset += 1;
+        Assert.Equal(0, buffer[offset]);
+        offset += 1;
+        offset = AssertWireString(buffer, offset, "");
+        Assert.Equal(PresenceSummonPhase.Waiting, buffer[offset]);
+        offset += 1;
+        Assert.Equal(length, offset);
+
+        var read = ProtocolCodec.ReadPresence(buffer.AsSpan(0, length));
+        Assert.Equal(PresenceSummonPhase.Waiting, Assert.Single(read.People).SummonPhase);
+    }
+
     [Fact]
     public void Presence_DoesNotContainPersonDisplayName()
     {