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

frontend/node_modules/eslint/lib/rules/no-process-env.js

@@ -1,51 +0,0 @@
-/**
- * @fileoverview Disallow the use of process.env()
- * @author Vignesh Anand
- * @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 the use of `process.env`",
-            recommended: false,
-            url: "https://eslint.org/docs/latest/rules/no-process-env"
-        },
-
-        schema: [],
-
-        messages: {
-            unexpectedProcessEnv: "Unexpected use of process.env."
-        }
-    },
-
-    create(context) {
-
-        return {
-
-            MemberExpression(node) {
-                const objectName = node.object.name,
-                    propertyName = node.property.name;
-
-                if (objectName === "process" && !node.computed && propertyName && propertyName === "env") {
-                    context.report({ node, messageId: "unexpectedProcessEnv" });
-                }
-
-            }
-
-        };
-
-    }
-};