fix eslint & update packages

eslint.config.js

@@ -1,29 +1,19 @@
-import js from '@eslint/js';
+// @ts-check
+import { defineConfig, globalIgnores } from 'eslint/config';
+import nextVitals from 'eslint-config-next/core-web-vitals';
+import nextTs from 'eslint-config-next/typescript';
 import tseslint from 'typescript-eslint';
-import nextPlugin from '@next/eslint-plugin-next';
 
-export default tseslint.config(
-  // Base recommended configs
-  js.configs.recommended,
-
-  // Next.js recommended configs
-  {
-    plugins: {
-      '@next/next': nextPlugin,
-    },
-    rules: {
-      ...nextPlugin.configs.recommended.rules,
-      ...nextPlugin.configs['core-web-vitals'].rules,
-    },
-  },
-
-  // TypeScript configs
-  ...tseslint.configs.recommended,
+const eslintConfig = defineConfig([
+  // Next.js core-web-vitals and TypeScript configs
+  ...nextVitals,
+  ...nextTs,
+  // Add strict TypeScript rules on top
   ...tseslint.configs.strictTypeChecked,
   ...tseslint.configs.stylisticTypeChecked,
-
-  // Project-specific configuration
+  // Configure TypeScript parser options
   {
+    files: ['**/*.{ts,tsx}'],
     languageOptions: {
       parserOptions: {
         projectService: true,
@@ -31,30 +21,18 @@ export default tseslint.config(
       },
     },
   },
+  // Override default ignores of eslint-config-next
+  globalIgnores([
+    // Default ignores of eslint-config-next:
+    '.next/**',
+    'out/**',
+    'build/**',
+    'next-env.d.ts',
+    // Additional ignores:
+    '*.mjs',
+    'tailwind.config.ts',
+    'eslint.config.js',
+  ]),
+]);
 
-  // Next.js specific overrides
-  {
-    files: ['**/*.{js,jsx,ts,tsx}'],
-    rules: {
-      // Next.js already handles React imports
-      '@typescript-eslint/no-unused-vars': [
-        'error',
-        {
-          argsIgnorePattern: '^_',
-          varsIgnorePattern: '^_',
-        },
-      ],
-    },
-  },
-
-  // Config files don't need strict type checking
-  {
-    files: ['**/*.config.{js,ts,mjs}', 'tailwind.config.{js,ts}'],
-    ...tseslint.configs.disableTypeChecked,
-  },
-
-  // Ignore build outputs and dependencies
-  {
-    ignores: ['.next/**', 'node_modules/**', 'dist/**', 'build/**', 'drizzle/**/*.sql'],
-  },
-);
+export default eslintConfig;