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

frontend/node_modules/yaml/dist/stringify/stringifyCollection.d.ts

@@ -1,17 +0,0 @@
-import type { Collection } from '../nodes/Collection';
-import type { StringifyContext } from './stringify';
-interface StringifyCollectionOptions {
-    blockItemPrefix: string;
-    flowChars: {
-        start: '{';
-        end: '}';
-    } | {
-        start: '[';
-        end: ']';
-    };
-    itemIndent: string;
-    onChompKeep?: () => void;
-    onComment?: () => void;
-}
-export declare function stringifyCollection(collection: Readonly<Collection>, ctx: StringifyContext, options: StringifyCollectionOptions): string;
-export {};