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

frontend/node_modules/eslint-plugin-perfectionist/dist/utils/validate-no-duplicated-groups.d.ts

@@ -0,0 +1,13 @@
+import { GroupsOptions } from '../types/common-groups-options.js'
+/**
+ * Throws an error if a group is specified more than once.
+ *
+ * @param parameters - Parameters object.
+ * @param parameters.groups - The groups to check for duplicates.
+ * @throws Error Will throw an error if duplicated groups are found.
+ */
+export declare function validateNoDuplicatedGroups({
+  groups,
+}: {
+  groups: GroupsOptions
+}): void