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

This reverts commit c92f4a5edd.

frontend/node_modules/react-dropzone/typings/tests/hook.tsx

@@ -0,0 +1,15 @@
+import React from "react";
+import { useDropzone, DropzoneProps } from "../../";
+
+export const Dropzone = ({ children, ...opts }: DropzoneProps) => {
+  const { ...state } = useDropzone(opts);
+  return children(state);
+};
+
+<Dropzone>
+  {({ getRootProps, getInputProps }) => (
+    <div {...getRootProps()}>
+      <input {...getInputProps()} />
+    </div>
+  )}
+</Dropzone>;