Added head-shooting and regeneration feature to player; added first

draft of Maggie's sounds.

scenes/main.gd

@@ -3,7 +3,9 @@ extends Node2D
 var enemy = preload("res://scenes/enemy.tscn")
 var player = preload("res://scenes/player.tscn")
 var instance = null
-var playing = false
+var playing: bool = false
+
+var enemy_wave: int
 var enemy_count: int = 0:
   set(value):
       if value < 0:
@@ -29,6 +31,8 @@ func _ready():
 func spawn_enemies():
     # print("Remaining enemies: ", enemy_count)
     # await get_tree().process_frame
+    enemy_wave += 1
+    print("Enemy Wave: ", enemy_wave)
     for x in range(COLS):
       for y in range(ROWS):
             var e = enemy.instantiate()
@@ -46,7 +50,9 @@ func _on_enemy_died():
     print_debug(enemy_count)
     if enemy_count == 0:
       print_debug("Remaining enemies: ", enemy_count, ", ", get_tree().get_nodes_in_group("enemies").size())
-      win_game()
+      # win_game()
+      await get_tree().create_timer(2).timeout
+      spawn_enemies()
     if enemy_count == ROWS * COLS / 2:
         print_debug("Enemy count is 50%")
         update_enemy_aggression(2,10)
@@ -87,6 +93,7 @@ func new_game():
     get_tree().call_group("enemy_bullets", "queue_free")
     # print("Number of enemies at new_game: ",enemy_count)
     enemy_count = 0
+    enemy_wave = 0
     await get_tree().process_frame
 
   # Reset score.