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

frontend/node_modules/eslint/lib/rules/no-nested-ternary.js

@@ -1,45 +0,0 @@
-/**
- * @fileoverview Rule to flag nested ternary expressions
- * @author Ian Christian Myers
- */
-
-"use strict";
-
-//------------------------------------------------------------------------------
-// Rule Definition
-//------------------------------------------------------------------------------
-
-/** @type {import('../shared/types').Rule} */
-module.exports = {
-    meta: {
-        type: "suggestion",
-
-        docs: {
-            description: "Disallow nested ternary expressions",
-            recommended: false,
-            frozen: true,
-            url: "https://eslint.org/docs/latest/rules/no-nested-ternary"
-        },
-
-        schema: [],
-
-        messages: {
-            noNestedTernary: "Do not nest ternary expressions."
-        }
-    },
-
-    create(context) {
-
-        return {
-            ConditionalExpression(node) {
-                if (node.alternate.type === "ConditionalExpression" ||
-                        node.consequent.type === "ConditionalExpression") {
-                    context.report({
-                        node,
-                        messageId: "noNestedTernary"
-                    });
-                }
-            }
-        };
-    }
-};