build: Update ESLint to v9 (#16639)

packages/frontend/@n8n/composables/.eslintrc.cjs

@@ -1,10 +0,0 @@
-const sharedOptions = require('@n8n/eslint-config/shared');
-
-/**
- * @type {import('@types/eslint').ESLint.ConfigData}
- */
-module.exports = {
-	extends: ['@n8n/eslint-config/frontend'],
-
-	...sharedOptions(__dirname, 'frontend'),
-};

packages/frontend/@n8n/composables/eslint.config.mjs

@@ -0,0 +1,7 @@
+import { defineConfig } from 'eslint/config';
+import { frontendConfig } from '@n8n/eslint-config/frontend';
+
+export default defineConfig(frontendConfig, {
+	files: ['**/*.test.ts'],
+	rules: { '@typescript-eslint/no-unsafe-assignment': 'warn' },
+});

packages/frontend/@n8n/composables/package.json

@@ -19,8 +19,8 @@
     "typecheck": "vue-tsc --noEmit",
     "test": "vitest run",
     "test:dev": "vitest --silent=false",
-    "lint": "eslint src --ext .js,.ts,.vue --quiet",
-    "lintfix": "eslint src --ext .js,.ts,.vue --fix",
+    "lint": "eslint src --quiet",
+    "lintfix": "eslint src --fix",
     "format": "biome format --write . && prettier --write . --ignore-path ../../../../.prettierignore",
     "format:check": "biome ci . && prettier --check . --ignore-path ../../../../.prettierignore"
   },
@@ -36,9 +36,9 @@
     "@vueuse/core": "catalog:frontend",
     "vue": "catalog:frontend",
     "tsup": "catalog:",
-    "typescript": "catalog:frontend",
-    "vite": "catalog:frontend",
-    "vitest": "catalog:frontend",
+    "typescript": "catalog:",
+    "vite": "catalog:",
+    "vitest": "catalog:",
     "vue-tsc": "catalog:frontend"
   },
   "peerDependencies": {