fix lint

.eslintrc

@@ -0,0 +1,50 @@
+{
+  "env": {
+    "browser": true,
+    "es2021": true,
+    "node": true,
+    "jest": true
+  },
+  "extends": [
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended",
+    "prettier"
+  ],
+  "root": true,
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaFeatures": {
+      "jsx": true
+    },
+    "ecmaVersion": 12,
+    "sourceType": "module",
+    "project": ["./tsconfig.eslint.json"]
+  },
+  "plugins": ["@typescript-eslint", "import"],
+  "rules": {
+    "@typescript-eslint/no-non-null-assertion": "off",
+    "@typescript-eslint/explicit-module-boundary-types": "off",
+    "@typescript-eslint/no-explicit-any": "off",
+    "@typescript-eslint/no-unused-vars": "error",
+    "no-return-await": "off",
+    "@typescript-eslint/return-await": "warn",
+    "@typescript-eslint/promise-function-async": [
+      "error",
+      {
+        "allowedPromiseNames": ["Thenable"],
+        "checkArrowFunctions": true,
+        "checkFunctionDeclarations": true,
+        "checkFunctionExpressions": true,
+        "checkMethodDeclarations": true
+      }
+    ],
+    "complexity": "off",
+    "eqeqeq": ["error", "always"],
+    "quotes": [
+      "error",
+      "single",
+      { "avoidEscape": true, "allowTemplateLiterals": true }
+    ],
+    "import/no-duplicates": ["error"]
+  }
+}

package.json

@@ -5,7 +5,7 @@
   "main": "index.js",
   "scripts": {
     "build": "vite build",
-    "lint": "eslint --ext .js,.jsx,.ts,.tsx,.json,.mdx ./src",
+    "lint": "eslint ./src",
     "prettier": "prettier --check .",
     "prettier-fix": "prettier --write ."
   },
@@ -21,7 +21,7 @@
     "@typescript-eslint/eslint-plugin": "^8.1.0",
     "@typescript-eslint/parser": "^8.1.0",
     "@vitejs/plugin-react-swc": "^3.7.0",
-    "eslint": "^9.9.0",
+    "eslint": "8.55.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-import": "^2.29.1",
     "eslint-plugin-prettier": "^5.2.1",