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

This reverts commit c92f4a5edd.

frontend/node_modules/@react-dnd/invariant/dist/index.d.ts

@@ -0,0 +1,11 @@
+/**
+ * Use invariant() to assert state which your program assumes to be true.
+ *
+ * Provide sprintf-style format (only %s is supported) and arguments
+ * to provide information about what broke and what you were
+ * expecting.
+ *
+ * The invariant message will be stripped in production, but the invariant
+ * will remain to ensure logic does not differ in production.
+ */
+export declare function invariant(condition: any, format: string, ...args: any[]): void;