move some deps, switch to new eslint format

eslint.config.mjs

@@ -0,0 +1,46 @@
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+import js from '@eslint/js';
+import { FlatCompat } from '@eslint/eslintrc';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({
+  baseDirectory: __dirname,
+  recommendedConfig: js.configs.recommended,
+  allConfig: js.configs.all,
+});
+
+export default [
+  ...compat.extends('next/core-web-vitals', 'next/typescript'),
+  {
+    rules: {
+      '@typescript-eslint/no-unused-vars': [
+        'error',
+        {
+          ignoreRestSiblings: true,
+        },
+      ],
+
+      '@typescript-eslint/no-empty-function': ['warn', {}],
+
+      '@typescript-eslint/no-empty-interface': [
+        'error',
+        {
+          allowSingleExtends: false,
+        },
+      ],
+
+      '@typescript-eslint/no-empty-object-type': ['warn'],
+      curly: ['warn', 'all'],
+
+      '@typescript-eslint/no-unused-expressions': [
+        'error',
+        {
+          allowTernary: true,
+          enforceForJSX: true,
+        },
+      ],
+    },
+  },
+];

package.json

@@ -51,9 +51,6 @@
     "@storybook/testing-react": "^2.0.1",
     "@tanstack/react-query": "^4.29.17",
     "@tanstack/react-table": "^8.9.2",
-    "@testing-library/jest-dom": "^5.16.5",
-    "@testing-library/react-hooks": "^7.0.2",
-    "@types/diff": "^5.0.3",
     "@xstate/fsm": "^2.0.0",
     "@xstate/inspect": "^0.7.1",
     "@xstate/react": "^3.2.2",
@@ -108,6 +105,8 @@
   },
   "devDependencies": {
     "@chakra-ui/storybook-addon": "^5.0.1",
+    "@eslint/eslintrc": "^3.2.0",
+    "@eslint/js": "^9.17.0",
     "@faker-js/faker": "^6.0.0",
     "@mswjs/interceptors": "^0.19.0",
     "@playwright/browser-chromium": "^1.39.0",
@@ -126,15 +125,18 @@
     "@testing-library/dom": "^8.19.0",
     "@testing-library/jest-dom": "^5.16.5",
     "@testing-library/react": "^13.4.0",
+    "@testing-library/react-hooks": "^7.0.2",
     "@testing-library/user-event": "^14.4.3",
     "@total-typescript/ts-reset": "^0.4.2",
     "@types/cookie-parser": "^1.4.3",
     "@types/cookie-session": "^2.0.44",
     "@types/d3": "^7.4.0",
     "@types/d3-cloud": "^1.2.5",
     "@types/d3-scale": "^4.0.3",
+    "@types/diff": "^5.0.3",
     "@types/dompurify": "^2.3.3",
     "@types/escape-html": "^1.0.2",
+    "@types/eslint__eslintrc": "^2.1.2",
     "@types/file-saver": "^2.0.5",
     "@types/he": "^1.1.2",
     "@types/http-proxy": "^1.17.15",