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

frontend/node_modules/@babel/helper-module-transforms/lib/rewrite-this.js

@@ -1,22 +0,0 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.default = rewriteThis;
-var _core = require("@babel/core");
-var _traverse = require("@babel/traverse");
-let rewriteThisVisitor;
-function rewriteThis(programPath) {
-  if (!rewriteThisVisitor) {
-    rewriteThisVisitor = _traverse.visitors.environmentVisitor({
-      ThisExpression(path) {
-        path.replaceWith(_core.types.unaryExpression("void", _core.types.numericLiteral(0), true));
-      }
-    });
-    rewriteThisVisitor.noScope = true;
-  }
-  (0, _traverse.default)(programPath.node, rewriteThisVisitor);
-}
-
-//# sourceMappingURL=rewrite-this.js.map