feat: improve tower manager

Towers/aline.tscn

@@ -1,7 +1,7 @@
 [gd_scene load_steps=4 format=3 uid="uid://ck1qryleu80s"]
 
 [ext_resource type="PackedScene" uid="uid://trg7ag3dqr2l" path="res://Towers/tower.tscn" id="1_gvvig"]
-[ext_resource type="Script" uid="uid://16hafh01iv" path="res://Towers/Aline/aline.gd" id="2_6sjqq"]
+[ext_resource type="Script" uid="uid://16hafh01iv" path="res://Towers/aline.gd" id="2_6sjqq"]
 [ext_resource type="Script" uid="uid://bg0x4egeu17qb" path="res://Scripts/Upgrades/TowerUpgrade.gd" id="3_p2nb1"]
 
 [node name="Aline" instance=ExtResource("1_gvvig")]

Towers/pierre.tscn

@@ -1,7 +1,7 @@
 [gd_scene load_steps=4 format=3 uid="uid://bj6srer7ghf7p"]
 
 [ext_resource type="PackedScene" uid="uid://trg7ag3dqr2l" path="res://Towers/tower.tscn" id="1_7f7qx"]
-[ext_resource type="Script" uid="uid://q4o384wv3ijj" path="res://Towers/Pierre/pierre.gd" id="1_v16mf"]
+[ext_resource type="Script" uid="uid://q4o384wv3ijj" path="res://Towers/pierre.gd" id="1_v16mf"]
 [ext_resource type="Script" uid="uid://bg0x4egeu17qb" path="res://Scripts/Upgrades/TowerUpgrade.gd" id="3_v16mf"]
 
 [node name="Pierre" instance=ExtResource("1_7f7qx")]
@@ -11,3 +11,6 @@ icone = null
 bio = ""
 bullet_damage = 1
 tower_shop = Array[ExtResource("3_v16mf")]([])
+
+[node name="EnergyBar3D" parent="." index="7"]
+visible = true

Towers/tower.tscn

@@ -57,6 +57,7 @@ frame = 75
 
 [node name="EnergyBar3D" parent="." instance=ExtResource("3_pajr1")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.44473, 0)
+visible = false
 
 [node name="PriceTag" type="Label3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.06776, 0)