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

This reverts commit c92f4a5edd.

frontend/node_modules/@babel/runtime/helpers/initializerDefineProperty.js

@@ -0,0 +1,9 @@
+function _initializerDefineProperty(e, i, r, l) {
+  r && Object.defineProperty(e, i, {
+    enumerable: r.enumerable,
+    configurable: r.configurable,
+    writable: r.writable,
+    value: r.initializer ? r.initializer.call(l) : void 0
+  });
+}
+module.exports = _initializerDefineProperty, module.exports.__esModule = true, module.exports["default"] = module.exports;