Add a image illustrating project history through Add > Attachment menu. Please name it after the model spacekey_history.png (ex: SocEDA >> soceda_history.png).
In the {contentbylabel} macro, replace +templatespace by + and your spacekey (ex +soceda).
Once finished, please remove this note.
Unable to render embedded object: File (spacekey_history.png) not found.