Fix ESLint config

Author: denisw

.eslintrc

@@ -0,0 +1,24 @@
+module.exports = {
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: ['./tsconfig.json', './tsconfig.eslint.json'],
+    sourceType: 'module',
+  },
+  extends: ['eslint:recommended', 'plugin:@typescript-eslint/recommended'],
+  plugins: ['@typescript-eslint'],
+  rules: {
+    'no-unused-vars': 'off',
+    '@typescript-eslint/no-explicit-any': 'off',
+  },
+  env: {
+    jest: true,
+  },
+  overrides: [
+    {
+      files: ['.eslintrc.js', 'babel.config.js'],
+      env: {
+        commonjs: true,
+      },
+    },
+  ],
+}

.eslintrc.js

@@ -2,7 +2,7 @@ module.exports = {
   presets: ['@babel/preset-env', '@babel/preset-typescript'],
   env: {
     test: {
-      plugins: ['@babel/plugin-transform-modules-commonjs']
-    }
-  }
+      plugins: ['@babel/plugin-transform-modules-commonjs'],
+    },
+  },
 }

babel.config.js

@@ -0,0 +1,4 @@
+{
+  "extends": "./tsconfig.json",
+  "include": [".eslintrc.js", "babel.config.js"]
+}