Function mark_active_scene_dirty

perro_editor/res/scripts/editor/main.rs:187–193

(state: &mut EditorState)

    state.log = format!("undo\n{} left", state.scene_undo_stack.len());
    true
}

pub fn redo_scene_doc(state: &mut EditorState) -> bool {
    let Some(next) = state.scene_redo_stack.pop() else {
        state.log = "redo\nempty".to_string();
        return false;
    };
    push_scene_undo_snapshot(state);
    state.doc_text = next;
    let _ = cached_scene_doc_shared(&state.doc_text);