Fix build stamp visibility, add create world UI, and add Save as New World to editor

scripts/game.gd

@@ -224,21 +224,22 @@ func _show_build_stamp() -> void:
 	add_child(layer)
 	var lbl := Label.new()
 	lbl.text = "build %s" % _build_label()
-	lbl.add_theme_color_override("font_color", Color(1, 1, 0.35, 0.85))
-	lbl.add_theme_color_override("font_outline_color", Color(0, 0, 0, 1))
-	lbl.add_theme_constant_override("outline_size", 4)
-	lbl.add_theme_font_size_override("font_size", 14)
-	# Pinned to the BOTTOM-right so it never blocks top menu or editor toolbars.
-	lbl.set_anchors_preset(Control.PRESET_BOTTOM_WIDE)
-	lbl.horizontal_alignment = HORIZONTAL_ALIGNMENT_RIGHT
-	lbl.vertical_alignment = VERTICAL_ALIGNMENT_BOTTOM
-	lbl.offset_left = 12
-	lbl.offset_right = -16
-	lbl.offset_top = -32
-	lbl.offset_bottom = -8
+	lbl.add_theme_color_override("font_color", Color(1, 1, 0.35, 1.0))
+	lbl.add_theme_color_override("font_outline_color", Color(0, 0, 0, 1.0))
+	lbl.add_theme_constant_override("outline_size", 6)
+	lbl.add_theme_font_size_override("font_size", 18)
 	lbl.mouse_filter = Control.MOUSE_FILTER_IGNORE
 	layer.add_child(lbl)
 
+	var reposition := func() -> void:
+		if is_instance_valid(lbl) and is_inside_tree():
+			var vp := get_viewport().get_visible_rect().size
+			lbl.position = Vector2(20, vp.y - 40)
+			lbl.size = Vector2(vp.x - 40, 32)
+	reposition.call()
+	get_viewport().size_changed.connect(reposition)
+
+
 
 func _exit_tree() -> void:
 	# Backstop for any exit path that didn't go through _leave_world (e.g. the