routie dev init since i didn't adhere to any proper guidance up until now

frontend/node_modules/eslint-plugin-unicorn/rules/no-document-cookie.js

@@ -0,0 +1,29 @@
+import {GlobalReferenceTracker} from './utils/global-reference-tracker.js';
+
+const MESSAGE_ID = 'no-document-cookie';
+const messages = {
+	[MESSAGE_ID]: 'Do not use `document.cookie` directly.',
+};
+
+const tracker = new GlobalReferenceTracker({
+	object: 'document.cookie',
+	filter: ({node}) => node.parent.type === 'AssignmentExpression' && node.parent.left === node,
+	handle: ({node}) => ({node, messageId: MESSAGE_ID}),
+});
+
+/** @type {import('eslint').Rule.RuleModule} */
+const config = {
+	create(context) {
+		tracker.listen({context});
+	},
+	meta: {
+		type: 'problem',
+		docs: {
+			description: 'Do not use `document.cookie` directly.',
+			recommended: 'unopinionated',
+		},
+		messages,
+	},
+};
+
+export default config;