Fix readme and typings

Author: tshemsedinov

README.md

@@ -81,11 +81,11 @@ CommonJS format
 ```js
 const metavm = require('metavm');
 
-const ms = await metavm.readScript('./examples/cjssimple.js', {
+const ms = await metavm.readScript('./examples/cjs/simple.js', {
   type: metavm.MODULE_TYPE.COMMONJS,
 });
 console.log(ms.exports);
-// { field: 'value', add: [Function: add], sub:[Function: sub] }
+// { field: 'value', add: [Function: add], sub: [Function: sub] }
 ```
 
 ## License & Contributors

metavm.d.ts

@@ -1,6 +1,7 @@
 import { Context, Script, ScriptOptions } from 'node:vm';
 
 export const EMPTY_CONTEXT: Context;
+export const EMPTY_CJS: Context;
 export const COMMON_CONTEXT: Context;
 export const NODE_CONTEXT: Context;
 
@@ -12,6 +13,7 @@ export function createContext(
 ): Context;
 
 export enum MODULE_TYPE {
+  AUTO = 0,
   METARHIA = 1,
   COMMONJS = 2,
   ECMA = 3,