Examine source code of Plex Name Generator

{
  "manifest_version": 3,
  "name": "Plex Name Generator",
  "version": "1.9.1",
  "description": "Generate a name according to the Plex naming convention",
  "content_scripts": [
    {
      "js": [
        "scripts/tools.js",
        "scripts/imdb.js"
      ],
      "matches": [
        "https://www.imdb.com/title/tt*"
      ]
    },
    {
      "js": [
        "scripts/tools.js",
        "scripts/tvdb.js"
      ],
      "matches": [
        "https://thetvdb.com/movies/*",
        "https://thetvdb.com/series/*"
      ]
    },
    {
      "js": [
        "scripts/tools.js",
        "scripts/tmdb.js"
      ],
      "matches": [
        "https://www.themoviedb.org/movie/*",
        "https://www.themoviedb.org/tv/*"
      ]
    }
  ],
  "icons": {
    "16": "images/image(6)_no_bg_16.png",
    "32": "images/image(6)_no_bg_32.png",
    "64": "images/image(6)_no_bg_64.png",
    "128": "images/image(6)_no_bg_128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "plexNameGenerator@Shifi.com",
      "strict_min_version": "55.0"
    }
  },
  "permissions": [],
  "optional_permissions": [],
  "web_accessible_resources": [
    {
      "resources": [
        "images/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}