card picker will now emit a signal and drop focus when finished

src/logic-scenes/card_picker/card_picker.gd

@@ -42,6 +42,8 @@ var curr_selection_id: int = -1:
 var output:Array
 var options:Array
 
+signal cards_picked(Array)
+
 # Called when the node enters the scene tree for the first time.
 func _ready():
     var card_controls = $cards.get_children()
@@ -129,6 +131,12 @@ func pick(id: int):
         await anim_players[0].animation_finished
         selection_state = POSTS
         input_locked = false
+    else:
+        var out_str:Array[String] = []
+        for card in output:
+            out_str.append(card.name)
+        emit_signal("cards_picked", out_str)
+        State.drop_focus(self)
 
 func handle_hover(new_highlight):
     if not input_locked: