Ajout des mutations Sauveteuse, Adaptative et résistante, ajout des crédits du jeu et d'un splash screen (+ un peu de debug)

gui/game/pass_day/scripts/pass_day.gd

@@ -24,8 +24,6 @@ var is_animation_disappeared := false
 func _ready():
     hide()
     setup_energy_values()
-    %PassDayInfo.hide()
-    %Background.modulate.a = 0.
 
 func _process(delta):
     if recharging:
@@ -71,36 +69,14 @@ func pass_day_animation():
 
 func appear():
     show()
-    add_tween(
-        "modulate:a",
-        %Background,
-        1.,
-        0.5
-    )
-    await add_tween(
-        "modulate:a",
-        %NightAnimation,
-        1.,
-        0.5
-    ).finished
+    %PassDayAnimationPlayer.play("Appear")
 
-    await %PassDayInfoAnimationPlayer.appear()
+    await %PassDayAnimationPlayer.animation_finished
 
 func disappear():
-    await %PassDayInfoAnimationPlayer.disappear()
-    add_tween(
-        "modulate:a",
-        %Background,
-        0.0,
-        0.5
-    )
-    await add_tween(
-        "modulate:a",
-        %NightAnimation,
-        0.,
-        0.5
-    ).finished
+    %PassDayAnimationPlayer.play_backwards("Appear")
 
+    await %PassDayAnimationPlayer.animation_finished
     hide()
 
 func add_tween(