Examine source code of Tweet Only

{
  "name": "Tweet Only",
  "version": "0.1",
  "description": "Hide Twitter timeline to give you a clean and focused space to publish your thoughts",
  "content_scripts": [
    {
      "matches": [
        "*://*.twitter.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "manifest_version": 2
}