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

frontend/node_modules/eslint/lib/rules/no-async-promise-executor.js

@@ -1,39 +0,0 @@
-/**
- * @fileoverview disallow using an async function as a Promise executor
- * @author Teddy Katz
- */
-"use strict";
-
-//------------------------------------------------------------------------------
-// Rule Definition
-//------------------------------------------------------------------------------
-
-/** @type {import('../shared/types').Rule} */
-module.exports = {
-    meta: {
-        type: "problem",
-
-        docs: {
-            description: "Disallow using an async function as a Promise executor",
-            recommended: true,
-            url: "https://eslint.org/docs/latest/rules/no-async-promise-executor"
-        },
-
-        fixable: null,
-        schema: [],
-        messages: {
-            async: "Promise executor functions should not be async."
-        }
-    },
-
-    create(context) {
-        return {
-            "NewExpression[callee.name='Promise'][arguments.0.async=true]"(node) {
-                context.report({
-                    node: context.sourceCode.getFirstToken(node.arguments[0], token => token.value === "async"),
-                    messageId: "async"
-                });
-            }
-        };
-    }
-};