Examine source code of Highlighter for the Web - Mark my Word

{
  "manifest_version": 2,
  "name": "Highlighter for the Web - Mark my Word",
  "description": "Highlight text on any website with the Mark my Word browser extension. Export the highlights and keep what is important to you.",
  "version": "0.11.0",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "browser_action": {
    "default_title": "Mark my Word"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8bdd571a-3065-4003-b986-5f020182522e}",
      "strict_min_version": "124.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "websiteContent",
          "browsingActivity",
          "authenticationInfo",
          "personallyIdentifyingInfo"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "124.0"
    }
  },
  "permissions": [
    "tabs",
    "storage",
    "clipboardWrite",
    "downloads",
    "alarms",
    "<all_urls>"
  ],
  "background": {
    "persistent": false,
    "scripts": [
      "background.js"
    ]
  },
  "sidebar_action": {
    "default_panel": "sidepanel.html",
    "default_title": "Mark my Word",
    "open_at_install": true
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "content-scripts/content.css"
  ]
}