implement delivery ready indicator logic + off-color detection

scripts/managers/playerboard_manager.gd

@@ -733,11 +733,56 @@ func _check_goal_completion():
 	if not player.race_manager:
 		return
 	
-	# Check if the pattern matches
-	if player.race_manager.check_pattern_match():
+	var is_match = false
+	var is_off_color = false
+	var primary_color = -1
+	
+	if LobbyManager.game_mode == "Candy Survival":
+		# Custom Candy Survival blueprint check (can be off-color)
+		var main = player.get_tree().get_root().get_node_or_null("Main")
+		var gm = main.get_node_or_null("CandySurvivalManager") if main else null
+		
+		# Find any 3x3 block that is completely filled with tiles (no -1)
+		for start_row in range(3):
+			for start_col in range(3):
+				var filled = true
+				var dominant_colors = {}
+				
+				for i in range(3):
+					for j in range(3):
+						var val = player.playerboard[(start_row + i) * 5 + (start_col + j)]
+						if val == -1:
+							filled = false
+						else:
+							dominant_colors[val] = dominant_colors.get(val, 0) + 1
+							
+				if filled:
+					is_match = true
+					# Find majority color
+					var max_count = 0
+					for c in dominant_colors:
+						if dominant_colors[c] > max_count:
+							max_count = dominant_colors[c]
+							primary_color = c
+					
+					is_off_color = (max_count < 9)
+					if is_off_color and gm and gm.has_method("can_finish_with_off_color"):
+						if not gm.can_finish_with_off_color(player.name.to_int(), primary_color):
+							is_match = false # Reject if primary color is still available on grid
+					
+					if is_match:
+						break
+			if is_match:
+				break
+				
+		if is_match and gm and gm.has_method("on_blueprint_completed"):
+			gm.on_blueprint_completed(player.name.to_int(), primary_color, is_off_color)
+	else:
+		is_match = player.race_manager.check_pattern_match()
+
+	if is_match:
 		print("[PlayerboardManager] Goal completed for player %s!" % player.name)
 		
-		# Level up boost difficulty on goal completion
 		var powerup_manager = player.get_node_or_null("PowerUpManager")
 		if powerup_manager:
 			powerup_manager.add_goal_completion_reward()