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

frontend/node_modules/react-dropzone/rollup.config.js

@@ -1,33 +0,0 @@
-const { nodeResolve } = require("@rollup/plugin-node-resolve");
-const commonjs = require("@rollup/plugin-commonjs");
-const { babel } = require("@rollup/plugin-babel");
-const { terser } = require("rollup-plugin-terser");
-
-const umdGlobals = {
-  react: "React",
-  "prop-types": "PropTypes",
-};
-
-module.exports = [
-  {
-    input: "./src/index.js",
-    output: {
-      file: "dist/index.js",
-      format: "umd",
-      name: "reactDropzone",
-      globals: umdGlobals,
-      sourcemap: "inline",
-      exports: "named",
-    },
-    external: Object.keys(umdGlobals),
-    plugins: [
-      nodeResolve(),
-      commonjs({ include: "**/node_modules/**" }),
-      babel({
-        exclude: "**/node_modules/**",
-        babelHelpers: "bundled",
-      }),
-      terser(),
-    ],
-  },
-];