vm: added browser build

Author: holgerd77

packages/vm/package.json

@@ -5,8 +5,10 @@
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "files": [
-    "dist/**/*"
+    "dist",
+    "dist.browser"
   ],
+  "browser": "dist.browser/index.js",
   "scripts": {
     "build": "ethereumjs-config-ts-build",
     "build:benchmarks": "npm run build && tsc -p tsconfig.benchmarks.json",

packages/vm/tsconfig.browser.json

@@ -0,0 +1,8 @@
+{
+  "extends": "@ethereumjs/config-typescript/tsconfig.browser.json",
+  "include": ["lib/**/*.ts"],
+  "compilerOptions": {
+    "outDir": "./dist.browser",
+    "resolveJsonModule": true
+  }
+}