pass slowmo_ms when run on local

Author: sambaiz

README.md

@@ -8,7 +8,7 @@ $ git clone -o starter-kit https://github.com/sambaiz/puppeteer-lambda-starter-k
 
 ## Run on local
 
-By executing `npm run local`, you can check the operation while actually viewing the chrome. (non-headless, slowmo)
+By executing `SLOWMO_MS=250 npm run local`, you can check the operation while actually viewing the chrome (non-headless, slowmo).
 
 ## Packaging & Deploy
 

src/starter-kit/local.js

@@ -3,7 +3,7 @@ const util = require('./util');
 
 index.run({
     headless: false,
-    slowMo: 250,
+    slowMo: process.env.SLOWMO_MS,
     dumpio: !!util.DEBUG,
     // use chrome installed by puppeteer
 }).then(