Update readme

README.md

@@ -221,7 +221,7 @@ end
 == Player reached destination ==
 
 Game -> Game: Lock game for other players
-activate Game
+activate Game #skyblue
   Game -> WS: Player reached destination
   activate WS #coral
     WS o-> Client1: Select product
@@ -231,7 +231,7 @@ deactivate Game
 
 loop #lightyellow Product select countdown timer (60s)
 	Game ->o WS: Timer timeout
-  activate Game
+  activate Game #skyblue
     activate WS #coral
       WS o-> Client1: Selection timeout
       WS o-> Client2: Selection timeout
@@ -240,16 +240,21 @@ loop #lightyellow Product select countdown timer (60s)
   deactivate Game
 end
 
-Client1 -> WS: Product selected
+Client1 -> Client1: Product selection
+activate Client1 #greenyellow
+  Client1 -> Client1: Dispense product
+  Client1 ->o WS: Product selected
+deactivate Client1
+
 activate WS #coral
 	WS o-> Game: Product selected
-    activate Game
+    activate Game #skyblue
 	WS o-> Client2: Product selected
 deactivate WS
 
 
 Game -> Game: Unlock game
-    Game -> WS: Game state
+    Game ->o WS: Game state
     activate WS #coral
         WS o-> Client1: Game state
         WS o-> Client2: Game state