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

This reverts commit c92f4a5edd.

frontend/node_modules/flatpickr/dist/plugins/rangePlugin.d.ts

@@ -0,0 +1,12 @@
+import { Plugin } from "../types/options";
+export interface Config {
+    input?: string | HTMLInputElement;
+    position?: "left";
+}
+declare global {
+    interface Window {
+        rangePlugin: (config?: Config) => void;
+    }
+}
+declare function rangePlugin(config?: Config): Plugin;
+export default rangePlugin;