Your ROOT_URL in app.ini is http://git.osmesh.ru/ but you are visiting https://git.osmesh.ru/MOS/OpenBoard/commits/commit/b1b4ceddad821dd6b6db457e65a79c67be4ea21e/resources/library/search/Pixabay.wgs/scripts
You should set ROOT_URL correctly, otherwise the web may not work correctly.
Search basically works; but just one page of elements are retrieved.
Metadata is assigned ok.
To do: paginate search results; correct display; and later, add filters
Craig Watson