chore(deps): update dependency eslint to v9

eslint.config.js

@@ -0,0 +1,17 @@
+import js from '@eslint/js';
+import typescriptEslint from '@typescript-eslint/eslint-plugin';
+import eslintConfigPrettier from 'eslint-config-prettier';
+
+export default [
+  js.configs.recommended,
+  {
+    plugins: typescriptEslint,
+  },
+  {
+    // TODO: 아직 v9 지원 하지 않음.
+    // https://github.com/import-js/eslint-plugin-import/pull/2996
+    // plugins: eslint-plugin-import
+  },
+  { ignores: ['.next', '*.cjs'] },
+  eslintConfigPrettier,
+];

next.config.cjs

@@ -1,4 +1,3 @@
-// eslint-disable-next-line @typescript-eslint/no-var-requires
 const path = require('path');
 
 /** @type {import('next').NextConfig} */

package.json

@@ -15,7 +15,7 @@
     "deploy-blog": "next build && next export",
     "lint:stylelint": "stylelint --config './.stylelintrc.cjs' './src/**/*.scss'",
     "lint:prettier": "prettier --list-different './src/**/*.{json,html,yml,tsx,ts,js,jsx,scss}'",
-    "lint:eslint": "eslint --ext .ts,.tsx,.js,.jsx './src/**/*.{js,jsx,ts,tsx}'",
+    "lint:eslint": "eslint",
     "lint:markdown": "markdownlint --config './.markdownlint.cjs' './_posts/**/*.{md,mdx}'",
     "lint:typeCheck": "tsc --pretty",
     "lint": "pnpm run '/^lint:.*/'",
@@ -47,7 +47,7 @@
     "@types/react-dom": "18.2.24",
     "@typescript-eslint/eslint-plugin": "^7.0.0",
     "autoprefixer": "10.4.19",
-    "eslint": "^8.15.0",
+    "eslint": "^9.0.0",
     "eslint-config-prettier": "^9.0.0",
     "eslint-plugin-import": "^2.27.5",
     "husky": "9.0.11",