Begin of the insertion### TODOEnd of the insertion Begin of the deletion TODO:End of the deletion

* add link button to open file picker modal
* load files from document root
* loading indicator (!)
* display file list
* no chevrons for directories
* checkboxes for all files
* Begin of the insertion~~disableEnd of the insertion Begin of the deletion disableEnd of the deletion items already linked to work Begin of the insertionpackage~~End of the insertion Begin of the deletion packageEnd of the deletion
* not included:
* breadcrumb
* select all
* Begin of the insertion~~linkEnd of the insertion Begin of the deletion linkEnd of the deletion files on Begin of the insertionsubmit~~

UPDATE 2022-10-04:

Extracted striked through parts into <mention class="mention" data-id="44376" data-type="work_package" data-text="#44376">#44376</mention>End of the insertion Begin of the deletion submitEnd of the deletion