fix: Fixes Timer.Pause not running continuation (#1893)

Projects/Server/Timer/Timer.TimerWheel.cs

@@ -142,7 +142,7 @@ public partial class Timer
         // Stop the timer from running so that way if Start() is called in OnTick, the timer will be started.
         if (finished)
         {
-            timer.Stop();
+            timer.InternalStop();
         }
 
         var version = timer.Version;
@@ -151,11 +151,19 @@ public partial class Timer
         prof?.Finish();
 
         // If the timer has been altered (restarted, returned etc) then bail
-        if (finished || timer.Version != version)
+        if (timer.Version != version)
         {
             return;
         }
 
+        if (finished)
+        {
+            // Already stopped and detached, now run OnDetach
+            timer.OnDetach();
+            timer.Version++;
+            return;
+        }
+
         timer.Delay = timer.Interval;
         timer.Next = DateTime.UtcNow + timer.Interval;
         AddTimer(timer, (long)timer.Delay.TotalMilliseconds);

Projects/Server/Timer/Timer.cs

@@ -151,6 +151,16 @@ public partial class Timer
             return;
         }
 
+        InternalStop();
+
+        Detach();
+        OnDetach();
+
+        Version++;
+    }
+
+    private void InternalStop()
+    {
         Running = false;
 
         // We are the head on the timer ring
@@ -165,15 +175,11 @@ public partial class Timer
             _executingRings[_ring] = _nextTimer;
         }
 
-        Detach();
-        OnDetach();
-
         var prof = GetProfile();
         if (prof != null)
         {
             prof.Stopped++;
         }
-        Version++;
     }
 
     protected virtual void OnTick()