WAT-4: Initial code analysis config

eslint.config.mjs

@@ -0,0 +1,45 @@
+import { fixupConfigRules } from '@eslint/compat';
+import globals from 'globals';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+import js from '@eslint/js';
+import { FlatCompat } from '@eslint/eslintrc';
+import sonarjs from 'eslint-plugin-sonarjs';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({
+  baseDirectory: __dirname,
+  allConfig: js.configs.all,
+});
+
+export default [
+  {
+    ignores: ['**/libs/*.js', 'node_modules/**/*', '.env/**/*', 'dist/**/*'],
+  },
+  sonarjs.configs.recommended,
+  ...fixupConfigRules(
+    compat.extends(
+      'plugin:react-hooks/recommended',
+      'plugin:@tanstack/eslint-plugin-query/recommended'
+    )
+  ),
+  {
+    languageOptions: {
+      globals: {
+        ...globals.browser,
+      },
+      parserOptions: {
+        ecmaFeatures: {
+          jsx: true,
+          modules: true,
+        },
+      },
+
+      ecmaVersion: 'latest',
+      sourceType: 'module',
+    },
+
+    rules: {},
+  },
+];