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

frontend/node_modules/react-dom/cjs/react-dom-test-utils.development.js

@@ -1,24 +0,0 @@
-/**
- * @license React
- * react-dom-test-utils.development.js
- *
- * Copyright (c) Meta Platforms, Inc. and affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- */
-
-"use strict";
-"production" !== process.env.NODE_ENV &&
-  (function () {
-    var React = require("react"),
-      didWarnAboutUsingAct = !1;
-    exports.act = function (callback) {
-      !1 === didWarnAboutUsingAct &&
-        ((didWarnAboutUsingAct = !0),
-        console.error(
-          "`ReactDOMTestUtils.act` is deprecated in favor of `React.act`. Import `act` from `react` instead of `react-dom/test-utils`. See https://react.dev/warnings/react-dom-test-utils for more info."
-        ));
-      return React.act(callback);
-    };
-  })();