First commit 🎉

addons/popochiu/editor/popups/migrations_panel/migration_step.gd

@@ -0,0 +1,34 @@
+@tool
+extends HBoxContainer
+
+@onready var check_box: CheckBox = $CheckBox
+@onready var description: RichTextLabel = $Description
+@onready var progress: TextureRect = $Progress
+
+
+#region Godot ######################################################################################
+func _ready() -> void:
+	PopochiuEditorHelper.override_font(description, "normal_font", "output_source")
+	PopochiuEditorHelper.override_font(description, "bold_font", "output_source_bold")
+	PopochiuEditorHelper.override_font(description, "italics_font", "output_source_italic")
+	progress.hide()
+
+
+#endregion
+
+#region Public #####################################################################################
+func start() -> void:
+	var idx := 1
+	progress.visible = true
+	while progress.visible:
+		progress.texture = get_theme_icon("Progress%d" % idx, "EditorIcons")
+		await PopochiuEditorHelper.secs_passed(0.1)
+		
+		idx = wrapi(idx + 1, 1, 9)
+
+
+func stop() -> void:
+	progress.visible = false
+
+
+#endregion