feat: added rocket noises and smoke trails and adjusted AoE of rockets and damage falloff on AoE

weapons/projectile.gd

@@ -21,7 +21,7 @@ func _ready() -> void:
 		_previous_position = global_position
 	# Automatically destroy after 5 seconds to prevent leaks
 	var t = get_tree().create_timer(5.0)
-	t.timeout.connect(queue_free)
+	t.timeout.connect(destroy)
 
 func _physics_process(delta: float) -> void:
 	# Apply gravity drop if any
@@ -33,7 +33,7 @@ func _physics_process(delta: float) -> void:
 	distance_traveled += movement.length()
 	
 	if distance_traveled > max_range:
-		queue_free()
+		destroy()
 		return
 		
 	_check_collision()
@@ -63,4 +63,7 @@ func _on_hit(result: Dictionary) -> void:
 		var size = 0.4 if impact_type == "plasma" else 0.15
 		ImpactSpawner.spawn(get_tree(), impact_type, result.position, result.normal, size)
 		
+	destroy()
+
+func destroy() -> void:
 	queue_free()