客户端rsa，冗余清理，bug修复，安卓build问题

Assets/scripts/gamePlay_gameplay/HoldNoteController.cs

@@ -20,12 +20,12 @@ public class HoldNoteController : MonoBehaviour
         if (useAbsolutePositioning)
         {
             if (!isMoving) return;
-            ApplyAbsolutePosition(Time.time);
+            ApplyAbsolutePosition(GameplayClock.NowSongTime);
             return;
         }
 
         // Start moving after activation time in legacy mode
-        if (!isMoving && Time.time >= activationTime)
+        if (!isMoving && GameplayClock.NowSongTime >= activationTime)
         {
             isMoving = true;
         }
@@ -53,7 +53,7 @@ public class HoldNoteController : MonoBehaviour
     /// </summary>
     public void SetSegmentDelay(float segmentDelay)
     {
-        activationTime = Time.time + segmentDelay;
+        activationTime = GameplayClock.NowSongTime + segmentDelay;
         isMoving = false;
         useAbsolutePositioning = false;
         visualOffset = 0f;
@@ -79,7 +79,7 @@ public class HoldNoteController : MonoBehaviour
         isMoving = true;
 
         // Snap immediately to the expected position to avoid a 1-frame pop.
-        ApplyAbsolutePosition(Time.time);
+        ApplyAbsolutePosition(GameplayClock.NowSongTime);
     }
 
     public void StopMovement()