fix: escape special characters in preview url (closes #1002)
fix: escape special characters in preview url (closes #1002)

hacdias/caddy-hugo,hacdias/caddy-hugo,hacdias/filemanager,hacdias/caddy-cms,hacdias/filemanager,hacdias/filemanager,hacdias/caddy-hugo,hacdias/caddy-cms,hacdias/caddy-cms,hacdias/caddy-hugo,hacdias/filemanager