feat: Implement missions 1-5 (combat fluidity, urban crowd locomotion, smart traffic signals, dynamic gacha pity, universal item spawner & armory)

Ananta.Server/Ananta.Gameplay/Crowd/IUrbanCrowdDriver.cs

@@ -7,5 +7,9 @@ public interface IUrbanCrowdDriver
     Task<(bool Ok, ulong[] EntityIds)> SpawnCrowdPedestriansAsync(
         TcpSession session, uint npcFormworkId, uint poiActionId, float x, float y, float z, float facing);
 
+    Task DespawnCrowdPedestrianAsync(TcpSession session, ulong entityId);
+
+    Task SendPedestrianMoveAsync(TcpSession session, ulong entityId, float x, float y, float z, float facing, byte moveId);
+
     (bool HasPlayer, float X, float Y, float Z, float Yaw, uint RaidId) GetPlayerPosition(TcpSession session);
 }