Auto-summon pupils to the principal after fight breaks, with a corridor FIFO queue.

src/HSchool.Simulation/School.cs

@@ -142,6 +142,13 @@ public sealed class School : IDisposable
 
     internal Dictionary<string, ApologyDebt> ApologyDebts { get; } = new(StringComparer.Ordinal);
 
+    /// <summary>
+    /// Auto director summons FIFO. Worker thread only — never HTTP. Cleared on morning / skip.
+    /// </summary>
+    internal List<DirectorSummonTicket> DirectorSummons { get; } = [];
+
+    internal int NextSummonOrder { get; set; }
+
     /// <summary>
     /// A finished or interrupted circle wrote opinions onto the roster. <see cref="Tick"/>
     /// returns this so the worker persists <c>people.json</c> — same seam as morning dress.
@@ -290,6 +297,7 @@ public sealed class School : IDisposable
         var before = Clock.Time;
         Clock.JumpTo(next.Value);
         TalkCircleSystem.AbandonAll(this);
+        DirectorSummonSystem.ClearAll(this);
         ResetDayLog();
         var peopleChanged = TryYearlyIntake(before, next.Value);
         peopleChanged |= TryApplicantRefresh();
@@ -362,6 +370,8 @@ public sealed class School : IDisposable
             if (PersonDayLog.CrossedDayStart(before, Clock.Time))
             {
                 ResetDayLog();
+                // Hung summons do not survive the work morning — same clear as skip empty.
+                DirectorSummonSystem.ClearAll(this);
             }
 
             peopleChanged = TryYearlyIntake(before, Clock.Time);
@@ -428,6 +438,8 @@ public sealed class School : IDisposable
             PresenceSystem.Enqueue(this, id);
         }
 
+        DirectorSummonSystem.Apply(this);
+
         PersonDayLog.Sync(this);
 
         if (Catalog is not null)