Add yet-another-react-lightbox package and update .gitignore to exclude node_modules

frontend/node_modules/@svgdotjs/svg.js/src/polyfills/children.js

@@ -1,8 +0,0 @@
-import { filter } from '../utils/utils.js'
-
-// IE11: children does not work for svg nodes
-export default function children(node) {
-  return filter(node.childNodes, function (child) {
-    return child.nodeType === 1
-  })
-}