Examine source code of Plex IMDb Enhancer

{
  "manifest_version": 3,
  "name": "__MSG_extensionName__",
  "version": "0.2.1",
  "description": "__MSG_extensionDescription__",
  "default_locale": "en",
  "author": "Plex IMDb Enhancer Contributors",
  "homepage_url": "https://github.com/Bibi40k/plex-imdb-extension",
  "browser_specific_settings": {
    "gecko": {
      "id": "plex-imdb-enhancer@anthropic.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "scripting"
  ],
  "host_permissions": [
    "https://app.plex.tv/*",
    "http://localhost:32400/*",
    "http://127.0.0.1:32400/*",
    "*://*.plex.direct/*",
    "https://www.omdbapi.com/*"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "Plex IMDb Enhancer - Settings"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_security_policy": {
    "extension_pages": "script-src 'self'; style-src 'self' 'unsafe-inline'; object-src 'self'; base-uri 'self'; form-action 'self'; frame-ancestors 'none'; connect-src 'self' https://www.omdbapi.com https://*.plex.direct https://*.plex.direct:* http://localhost:* http://127.0.0.1:*"
  },
  "minimum_chrome_version": "88",
  "web_accessible_resources": [
    {
      "resources": [
        "icons/*.png"
      ],
      "matches": [
        "https://app.plex.tv/*",
        "http://localhost:32400/*",
        "http://127.0.0.1:32400/*"
      ]
    }
  ]
}