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

frontend/node_modules/eslint/lib/rules/no-path-concat.js

@@ -1,64 +0,0 @@
-/**
- * @fileoverview Disallow string concatenation when using __dirname and __filename
- * @author Nicholas C. Zakas
- * @deprecated in ESLint v7.0.0
- */
-"use strict";
-
-//------------------------------------------------------------------------------
-// Rule Definition
-//------------------------------------------------------------------------------
-
-/** @type {import('../shared/types').Rule} */
-module.exports = {
-    meta: {
-        deprecated: true,
-
-        replacedBy: [],
-
-        type: "suggestion",
-
-        docs: {
-            description: "Disallow string concatenation with `__dirname` and `__filename`",
-            recommended: false,
-            url: "https://eslint.org/docs/latest/rules/no-path-concat"
-        },
-
-        schema: [],
-
-        messages: {
-            usePathFunctions: "Use path.join() or path.resolve() instead of + to create paths."
-        }
-    },
-
-    create(context) {
-
-        const MATCHER = /^__(?:dir|file)name$/u;
-
-        //--------------------------------------------------------------------------
-        // Public
-        //--------------------------------------------------------------------------
-
-        return {
-
-            BinaryExpression(node) {
-
-                const left = node.left,
-                    right = node.right;
-
-                if (node.operator === "+" &&
-                        ((left.type === "Identifier" && MATCHER.test(left.name)) ||
-                        (right.type === "Identifier" && MATCHER.test(right.name)))
-                ) {
-
-                    context.report({
-                        node,
-                        messageId: "usePathFunctions"
-                    });
-                }
-            }
-
-        };
-
-    }
-};