Examine source code of Profile Assistant

{
  "manifest_version": 2,
  "name": "Profile Assistant",
  "description": "Shows maybe extended info for various social media profiles.",
  "version": "0.7.0",
  "author": "TBGA",
  "homepage_url": "https://gitlab.com/the-coommectors/jtsc/-/tree/master/extension",
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "74.0",
      "id": "{414a3e00-c892-4fd9-98b9-8c751c018f19}"
    }
  },
  "icons": {
    "48": "assets/icons/profile-48.png"
  },
  "permissions": [
    "activeTab"
  ],
  "browser_action": {
    "default_icon": {
      "48": "assets/icons/profile-48.png"
    },
    "default_title": "Profile Assistant",
    "default_popup": "popup/index.html",
    "default_area": "navbar"
  }
}