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

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

@@ -1,11 +0,0 @@
-/**
- * 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;