Examine source code of Bedas Meme Extension

{
  "manifest_version": 2,
  "name": "Bedas Meme Extension",
  "version": "1.0",
  "description": "Replaces random images on web pages with the legendary bedas.jpg",
  "browser_specific_settings": {
    "gecko": {
      "id": "bedas-meme-extension@example.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "storage",
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "Bedas Meme Extension",
    "default_icon": {
      "48": "bedas.jpg"
    }
  },
  "icons": {
    "48": "bedas.jpg",
    "96": "bedas.jpg"
  }
}