Setup initial project

packages/web/eslint.config.js

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+import tseslint from 'typescript-eslint';
+import reactPlugin from 'eslint-plugin-react';
+import reactHooksPlugin from 'eslint-plugin-react-hooks';
+import nextPlugin from '@next/eslint-plugin-next';
+import prettierRecommended from 'eslint-plugin-prettier/recommended';
+
+export default tseslint.config(
+  { ignores: ['.next/**', 'coverage/**'] },
+  ...tseslint.configs.recommended,
+  // React flat config — uses JSX runtime transform (no need to import React)
+  reactPlugin.configs.flat['jsx-runtime'],
+  // React Hooks
+  {
+    plugins: { 'react-hooks': reactHooksPlugin },
+    rules: reactHooksPlugin.configs.recommended.rules,
+  },
+  // Next.js
+  {
+    plugins: { '@next/next': nextPlugin },
+    rules: {
+      ...nextPlugin.configs.recommended.rules,
+      ...nextPlugin.configs['core-web-vitals'].rules,
+    },
+  },
+  {
+    settings: {
+      react: { version: 'detect' },
+    },
+    rules: {
+      '@typescript-eslint/no-explicit-any': 'error',
+      '@typescript-eslint/explicit-member-accessibility': ['error', { accessibility: 'explicit' }],
+      '@typescript-eslint/no-unused-vars': [
+        'error',
+        {
+          argsIgnorePattern: '^_',
+          varsIgnorePattern: '^_',
+          caughtErrorsIgnorePattern: '^_',
+        },
+      ],
+      '@typescript-eslint/consistent-type-imports': [
+        'error',
+        { prefer: 'type-imports', fixStyle: 'inline-type-imports' },
+      ],
+    },
+  },
+  prettierRecommended,
+);