add English translations, balloon images, and chatbot API gateway

global.gd

@@ -8,6 +8,7 @@ var PlayerSelection := 0
 var batteries := 0
 const mesh_resource_player := "user://player_anim.tres"
 var player_name = "Spieler1"
+const DEFAULT_PLAYER_NAMES: Array[String] = ["Spieler1", "Player1"]
 var chatbot_opened = false
 var balloon_collected = false
 var resource_balloon = ""
@@ -22,5 +23,8 @@ func _ready() -> void:
 
 
 func apply_locale(new_locale: String) -> void:
+	var using_default_name := player_name.is_empty() or player_name in DEFAULT_PLAYER_NAMES or player_name == tr("Spieler1")
 	locale = new_locale
 	TranslationServer.set_locale(locale)
+	if using_default_name:
+		player_name = tr("Spieler1")