Examine source code of Local Video Player

{
  "manifest_version": 2,
  "name": "Local Video Player",
  "description": "A minimalistic and comfortable UI for playing locally stored video files, supports loading directories as playlists",
  "version": "0.7",
  "icons": {
    "16": "icons/icon_16.png",
    "32": "icons/icon_32.png",
    "48": "icons/icon_48.png",
    "64": "icons/icon_64.png",
    "128": "icons/icon_128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "addon@lvplayer.com",
      "strict_min_version": "79.0"
    }
  },
  "background": {
    "scripts": [
      "js/background_script.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "js/content_script.js",
        "js/file_handler.js"
      ]
    }
  ],
  "permissions": [
    "storage",
    "tabs",
    "activeTab",
    "downloads",
    "file:///*",
    "webNavigation",
    "webRequest",
    "webRequestBlocking",
    "contextMenus",
    "notifications"
  ],
  "browser_action": {
    "default_icon": {
      "64": "icons/icon_64.png"
    },
    "default_popup": "html/popup.html"
  },
  "options_ui": {
    "page": "html/options.html"
  }
}