refactor: clarify simulation ownership

player/npc/NpcVisual.gd

@@ -4,7 +4,7 @@ signal arrived_at_target(sim_id: int)
 signal navigation_failed(sim_id: int)
 signal position_changed(sim_id: int, active_position: Vector3)
 
-const DEBUG_LOGS := true
+@export var debug_logs := false
 
 @export var move_speed := 3.0
 @export var rotation_speed := 8.0
@@ -47,7 +47,7 @@ var glyph_phase := 0.0
 
 
 func debug_log(message: String) -> void:
-	if DEBUG_LOGS:
+	if debug_logs:
 		print("[NPCVisual] ", name, " | ", message)