Examine source code of Anything To Anything

{
  "manifest_version": 2,
  "name": "anything-to-anything",
  "version": "0.0.18resigned1",
  "description": "replace any term with anything, everywhere. cloud->butt millenial->snake peopel, blockchain->slow database",
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "permissions": [
    "storage"
  ],
  "icons": {
    "64": "icon.png"
  },
  "browser_action": {
    "browser_style": true,
    "default_title": "Anything to Anything",
    "default_icon": {
      "64": "icon.png"
    }
  },
  "applications": {
    "gecko": {
      "id": "anything_to_anything@snake.dog"
    }
  }
}