chore: add zip packaging script

README.md

@@ -10,3 +10,21 @@ View screenshots for games within the Steam search page with this extension. Go
 ## Coming soon
 
 - Game videos included in preview.
+
+## Install
+
+`npm install`
+
+## Build
+
+`npm run build`
+
+Then you can load the unpacked extension that is in the newly created `build` directory.
+
+Alternatively, use `npm run watch` if you want this build to run any time file changes are detected.
+
+## Deploy
+
+`npm run package`
+
+Produces a zip file that can be uploaded to the Chrome Web Store.

package.json

@@ -4,7 +4,8 @@
  "description": "Chrome extension for previewing games on Steam store search page",
  "scripts": {
  "test": "echo \"Error: no test specified\" && exit 1",
- "build": "webpack --config webpack.config.js",
+ "build": "webpack",
+ "package": "webpack && zip -r search-preview-for-steam.zip build/",
  "watch": "webpack --watch"
  },
  "repository": {