feat: add advanced layouts

[Meierschlumpf]

Describe the feature you'd like to request

Add sidebars or an alternative system that allows more complex layouts

Describe the solution you'd like to see

No response

Additional information

Empty

The empty section is full width and always placed above and below categories. It has no border or special background colors

Collapsable Category

The category section is full width, can have a title and can be collapsed like an accordion. It has a border and is not transparent.

Dynamic

A resizable and moveable section that can fit the amount of items in width as it takes itself. Has a border and is not transparent.

Folder

A 1x1 section that can be moved arround. Items are not directly accessible and by clicking on it a modal is opened. It is similar to a folder on a mobile phone where apps can be put. It can have a name. By dropping items into a folder they are placed on the last position of the folder.