Add prepublish script

Author: mjbvz

package.json

@@ -33,6 +33,7 @@
     "typescript": "^4.6.3"
   },
   "scripts": {
+    "prepublish": "npm run compile",
     "compile": "./node_modules/.bin/tsc -p .",
     "watch:compile": "./node_modules/.bin/tsc --watch -p .",
     "e2e": "./node_modules/.bin/mocha e2e/tests/**/test.js --timeout 5000",