Examine source code of nothx - Better Twitter/X

{
  "manifest_version": 2,
  "name": "nothx",
  "description": "nothx - Better Twitter/X experience",
  "version": "1.0.0",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "permissions": [
    "storage",
    "*://*.twitter.com/*",
    "*://*.x.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "nothx",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.twitter.com/*",
        "*://*.x.com/*"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{ca9a13e6-d4cc-4b9b-a3d6-c80826677b8e}"
    }
  }
}