data: #fix name

refs: <https://github.com/bauhaus/jugend-forscht/commit/54f2def998d126bbdb407b3c348e053d8143bc65#commitcomment-5254443>, <https://github.com/bauhaus/jugend-forscht/commit/54f2def998d126bbdb407b3c348e053d8143bc65#commitcomment-5254436>
use list.js (for sorting)
#cleanup
#dist: add generated HTML
#cleanup: #rename & move assets
data: #cleanup
style: update header (2-color), add png to assets
#dist: add generated HTML
template: render footer lines as Markdown
#dist: add generated HTML
data/images: add placeholder image to repo and data.json; remove holder
#dist: add generated HTML
template/data: use full URLs for images (can use external)
data: add more missing data
script: enable more data classes
template: add warning alert on top, includes TODO.md
template: add <title>
template: make each menu a .form-group, wrap in .form-horizontal
template: wrap items in div.exhibit (for styling), disable lorem ipsum
#TODO