chore: add eslint config

.eslintrc.cjs

@@ -0,0 +1,63 @@
+const { resolve } = require('node:path')
+
+module.exports = {
+  root: true,
+  env: {
+    node: true,
+    es2020: true,
+  },
+  extends: [
+    'eslint:recommended',
+    'plugin:import/recommended',
+    'plugin:import/typescript',
+    'plugin:@typescript-eslint/strict',
+    'plugin:@typescript-eslint/recommended-requiring-type-checking',
+    'prettier',
+    'plugin:prettier/recommended',
+  ],
+  plugins: ['@typescript-eslint', 'import', 'prettier'],
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: [resolve(__dirname, 'tsconfig.json')],
+  },
+  settings: {
+    'import/resolver': {
+      typescript: {
+        alwaysTryTypes: true,
+      },
+      node: true,
+    },
+  },
+  rules: {
+    'require-await': 'off',
+    'no-constant-condition': [
+      'error',
+      {
+        checkLoops: false,
+      },
+    ],
+    'no-unused-vars': 'off',
+    'prefer-const': [
+      'error',
+      {
+        destructuring: 'all',
+      },
+    ],
+    'import/no-default-export': 'error',
+    'import/consistent-type-specifier-style': 'error',
+    '@typescript-eslint/no-non-null-assertion': 'off',
+    '@typescript-eslint/require-await': 'off',
+    '@typescript-eslint/no-unused-vars': [
+      'error',
+      {
+        argsIgnorePattern: '^_',
+        destructuredArrayIgnorePattern: '^_',
+      },
+    ],
+    '@typescript-eslint/no-namespace': 'off',
+    '@typescript-eslint/consistent-type-exports': 'error',
+    '@typescript-eslint/consistent-type-imports': 'error',
+    '@typescript-eslint/no-dynamic-delete': 'off',
+    '@typescript-eslint/no-extraneous-class': 'off',
+  },
+}