chore(deps): update dependency eslint to v9 (#1327)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: MikuroXina <[email protected]>

package.json

@@ -18,17 +18,20 @@
     "prepare": "husky"
   },
   "devDependencies": {
+    "@eslint/eslintrc": "^3.1.0",
+    "@eslint/js": "^9.9.1",
     "@trivago/prettier-plugin-sort-imports": "^4.1.1",
     "@types/bun": "^1.0.2",
     "@typescript-eslint/eslint-plugin": "^8.0.0",
     "@typescript-eslint/parser": "^8.0.0",
-    "eslint": "8.57.0",
+    "eslint": "9.9.1",
     "eslint-config-prettier": "^9.0.0",
     "eslint-plugin-import": "^2.27.5",
     "eslint-plugin-markdown": "^5.0.0",
     "eslint-plugin-mdx": "^3.0.0",
     "eslint-plugin-simple-import-sort": "^12.0.0",
     "eslint-plugin-tsdoc": "^0.3.0",
+    "globals": "^15.9.0",
     "husky": "^9.0.0",
     "lint-staged": "^15.0.0",
     "prettier": "^3.0.0",

packages/bot/eslint.config.mjs

@@ -0,0 +1,63 @@
+import { FlatCompat } from '@eslint/eslintrc';
+import js from '@eslint/js';
+import typescriptEslint from '@typescript-eslint/eslint-plugin';
+import tsParser from '@typescript-eslint/parser';
+import markdown from 'eslint-plugin-markdown';
+import tsdoc from 'eslint-plugin-tsdoc';
+import globals from 'globals';
+import path from 'node:path';
+import { fileURLToPath } from 'node:url';
+
+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(
+    'eslint:recommended',
+    'plugin:@typescript-eslint/strict-type-checked',
+    'plugin:@typescript-eslint/stylistic-type-checked',
+    'prettier'
+  ),
+  {
+    plugins: {
+      '@typescript-eslint': typescriptEslint,
+      markdown,
+      tsdoc
+    },
+
+    languageOptions: {
+      globals: {
+        ...globals.node
+      },
+
+      parser: tsParser,
+      ecmaVersion: 5,
+      sourceType: 'module',
+
+      parserOptions: {
+        project: true
+      }
+    },
+
+    rules: {
+      'max-params': 'error',
+      'tsdoc/syntax': 'warn',
+
+      '@typescript-eslint/restrict-template-expressions': [
+        'error',
+        {
+          allowNumber: true
+        }
+      ]
+    }
+  },
+  {
+    files: ['**/*.md'],
+    processor: 'markdown/markdown'
+  }
+];

packages/docs/eslint.config.mjs

@@ -0,0 +1,48 @@
+import typescriptEslint from "@typescript-eslint/eslint-plugin";
+import react from "eslint-plugin-react";
+import globals from "globals";
+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(
+    "prettier",
+    "eslint:recommended",
+    "plugin:mdx/recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:react/recommended",
+    "plugin:mdx/recommended",
+), {
+    plugins: {
+        "@typescript-eslint": typescriptEslint,
+        react,
+    },
+
+    languageOptions: {
+        globals: {
+            ...globals.browser,
+            ...globals.node,
+        },
+    },
+
+    settings: {
+        "mdx/code-blocks": true,
+
+        react: {
+            version: "detect",
+        },
+    },
+
+    rules: {
+        "max-params": "error",
+    },
+}];

packages/docs/package.json

@@ -9,7 +9,7 @@
   "scripts": {
     "dev": "gatsby develop",
     "build": "gatsby build",
-    "lint": "eslint --ignore-path .gitignore \"./{src,pages}/**/*.{js,ts,jsx,tsx,md,mdx}\"",
+    "lint": "eslint \"./{src,pages}/**/*.{js,ts,jsx,tsx,md,mdx}\"",
     "format": "prettier --write \"./{src,pages}/**/*.{js,ts,jsx,tsx,md,mdx}\""
   },
   "dependencies": {