fix(api): update images / assets url to get valid url
Τhis fixes a bug for image urls that expired after a while.
I update the url src / href of the template string that is saved in db with the latest valid URL before it send to pagedJS.
Τhis fixes a bug for image urls that expired after a while.
I update the url src / href of the template string that is saved in db with the latest valid URL before it send to pagedJS.