Examine source code of My 1st Game(2)

Inspect and view changes in My 1st Game(2) source codes across current and past versions
Premium users can view and search full source code, and see the source code differences between two versions.
Upgrade to premium
manifest.json
{
  "update_url": "http://clients2.google.com/service/update2/crx",
  "name": "My 1st Game(2)",
  "description": "This version has no bug that the first version is used to have.",
  "version": "1.1",
  "manifest_version": 2,
  "app": {
    "launch": {
      "local_path": "main.html"
    }
  },
  "icons": {
    "16": "icon_16.png",
    "128": "icon_128.png"
  }
}