refactor(core): Move backend config to a separate package (no-changelog) (#9325)

packages/@n8n/config/.eslintrc.js

@@ -0,0 +1,10 @@
+const sharedOptions = require('@n8n_io/eslint-config/shared');
+
+/**
+ * @type {import('@types/eslint').ESLint.ConfigData}
+ */
+module.exports = {
+	extends: ['@n8n_io/eslint-config/node'],
+
+	...sharedOptions(__dirname),
+};