wip admin manage files

admin-frontend/src/components/create-article-form.js

admin-frontend/src/components/manage-files-form.js

admin-frontend/src/components/root.js

admin-frontend/src/components/update-article-form.js

admin-frontend/src/xhr.js

mongo/scripts/migration.js

src/core/static_files.rs

src/main.rs

src/service/static_files.rs

website/package-lock.json

website/src/article-vew-components/game-article.js

website/src/article-vew-components/software-article.js

website/src/home-page-components/theme-card.js

website/src/homepage.js

website/src/pages/education/components/edu-article.js

website/src/pages/games/components/game-thumb.js

...c/pages/software-development/components/software-thumb.js