Examine source code of Trash Panda

{
  "manifest_version": 3,
  "name": "Trash Panda",
  "version": "1.5.1",
  "description": "Hide likes, followers, and views across the web",
  "icons": {
    "48": "dist/icons/raccoon-48.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{473224d7-61bb-4afb-99ef-a4fb4f57c9ef}"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*",
        "file://*/*"
      ],
      "js": [
        "dist/content.js"
      ],
      "css": [
        "dist/trash-panda.css"
      ],
      "run_at": "document_start"
    }
  ],
  "action": {
    "default_icon": "dist/icons/raccoon-128.png",
    "default_title": "Trash Panda",
    "default_popup": "dist/browser_action/index.html"
  },
  "background": {
    "scripts": [
      "dist/background.js"
    ],
    "type": "module"
  },
  "permissions": [
    "storage",
    "tabs"
  ]
}