Adding pm2 example on README.md and local_ip support

README.md

@@ -73,6 +73,12 @@ Yes, you can fork this repo. Please give me proper credit by linking back to [br
    npm run serve
    ```
 
+1. Start with pm2. Make sure you have pm2 installed. [How to install pm2](https://medium.com/idomongodb/how-to-npm-run-start-at-the-background-%EF%B8%8F-64ddda7c1f1)
+
+   ```sh
+   pm2 --name SOME_NAME start npm -- run serve
+   ```
+
 ## 🎨 Color Reference
 
 | Color          | Hex                                                                |

package.json

@@ -14,10 +14,10 @@
   "browserslist": "> 0.25%, not dead",
   "scripts": {
     "build": "gatsby build",
-    "develop": "gatsby develop",
+    "develop": "gatsby develop --host=0.0.0.0",
     "format": "prettier --write \"**/*.{js,jsx,json,md}\"",
     "start": "npm run develop",
-    "serve": "gatsby serve",
+    "serve": "gatsby serve --host=0.0.0.0",
     "clean": "gatsby clean",
     "prepare": "husky install",
     "lint-staged": "lint-staged"