Sidebar issues

[bj-anas]

Issue Summary

• [x] Can't open a title that has children's if the sidebar is collapsed
• [x] If the sidebar is collapsed and I refresh the page it should stay collapsed
• [x] The active state of a subitem (child title) disappears if it has a related sub-page

Labels

Enhancement, Bug

[eihabkhan1]

• Add animation for opening and closing the sidebar items

[eihabkhan1]

Issues is handled in this PR https://github.com/youcan-shop/youcan-ui/pull/189