Examine source code of Reddit Select

{
  "manifest_version": 2,
  "name": "Reddit Select",
  "version": "1.0.0",
  "description": "Blocks direct navigation to Reddit while allowing externally clicked Reddit links. Always blocks /r/all and /r/popular.",
  "permissions": [
    "webNavigation",
    "webRequest",
    "tabs",
    "*://reddit.com/*",
    "*://www.reddit.com/*"
  ],
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "reddit-select@silverarrowweb.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}