Examine source code of Yapee

{
  "name": "__MSG_extensionName__",
  "version": "3.9.0",
  "description": "__MSG_extensionDescription__",
  "default_locale": "en",
  "permissions": [
    "storage",
    "contextMenus",
    "notifications",
    "alarms",
    "scripting"
  ],
  "host_permissions": [],
  "optional_host_permissions": [
    "http://*/",
    "https://*/"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "images/icon_16.png",
      "32": "images/icon_32.png",
      "48": "images/icon_48.png",
      "128": "images/icon_128.png"
    }
  },
  "icons": {
    "16": "images/icon_16.png",
    "32": "images/icon_32.png",
    "48": "images/icon_48.png",
    "128": "images/icon_128.png"
  },
  "homepage_url": "https://github.com/jsoyer/Yapee",
  "options_page": "options.html",
  "background": {
    "scripts": [
      "background.js"
    ],
    "service_worker": "background.js",
    "type": "module"
  },
  "content_scripts": [
    {
      "matches": [
        "*://1fichier.com/*",
        "*://*.1fichier.com/*",
        "*://4shared.com/*",
        "*://*.4shared.com/*",
        "*://alfafile.net/*",
        "*://*.alfafile.net/*",
        "*://alldebrid.com/*",
        "*://*.alldebrid.com/*",
        "*://clicknupload.com/*",
        "*://*.clicknupload.com/*",
        "*://cloud.mail.ru/*",
        "*://debrid.it/*",
        "*://*.debrid.it/*",
        "*://debrid.link/*",
        "*://*.debrid.link/*",
        "*://depositfiles.com/*",
        "*://*.depositfiles.com/*",
        "*://dfiles.eu/*",
        "*://*.dfiles.eu/*",
        "*://dropbox.com/*",
        "*://*.dropbox.com/*",
        "*://drive.google.com/*",
        "*://docs.google.com/*",
        "*://easyupload.io/*",
        "*://*.easyupload.io/*",
        "*://fboom.me/*",
        "*://*.fboom.me/*",
        "*://fileboom.me/*",
        "*://*.fileboom.me/*",
        "*://filecloud.io/*",
        "*://*.filecloud.io/*",
        "*://filefactory.com/*",
        "*://*.filefactory.com/*",
        "*://filejoker.net/*",
        "*://*.filejoker.net/*",
        "*://fshare.vn/*",
        "*://*.fshare.vn/*",
        "*://gofile.io/*",
        "*://*.gofile.io/*",
        "*://k2s.cc/*",
        "*://*.k2s.cc/*",
        "*://keep2share.cc/*",
        "*://*.keep2share.cc/*",
        "*://krakenfiles.com/*",
        "*://*.krakenfiles.com/*",
        "*://mega.nz/*",
        "*://mega.co.nz/*",
        "*://mediafire.com/*",
        "*://*.mediafire.com/*",
        "*://mp4upload.com/*",
        "*://*.mp4upload.com/*",
        "*://nitroflare.com/*",
        "*://*.nitroflare.com/*",
        "*://novafile.com/*",
        "*://*.novafile.com/*",
        "*://pixeldrain.com/*",
        "*://*.pixeldrain.com/*",
        "*://premiumize.me/*",
        "*://*.premiumize.me/*",
        "*://rapidgator.net/*",
        "*://*.rapidgator.net/*",
        "*://rg.to/*",
        "*://real-debrid.com/*",
        "*://*.real-debrid.com/*",
        "*://sendspace.com/*",
        "*://*.sendspace.com/*",
        "*://solidfiles.com/*",
        "*://*.solidfiles.com/*",
        "*://turbobit.net/*",
        "*://*.turbobit.net/*",
        "*://tusfiles.com/*",
        "*://*.tusfiles.com/*",
        "*://uloz.to/*",
        "*://*.uloz.to/*",
        "*://ulozto.cz/*",
        "*://*.ulozto.cz/*",
        "*://ulozto.sk/*",
        "*://*.ulozto.sk/*",
        "*://uploadgig.com/*",
        "*://*.uploadgig.com/*",
        "*://upstore.net/*",
        "*://*.upstore.net/*",
        "*://uptobox.com/*",
        "*://*.uptobox.com/*",
        "*://uptostream.com/*",
        "*://*.uptostream.com/*",
        "*://userscloud.com/*",
        "*://*.userscloud.com/*",
        "*://vimeo.com/*",
        "*://*.vimeo.com/*",
        "*://webshare.cz/*",
        "*://*.webshare.cz/*",
        "*://wetransfer.com/*",
        "*://*.wetransfer.com/*",
        "*://youtube.com/*",
        "*://*.youtube.com/*",
        "*://youtu.be/*"
      ],
      "js": [
        "content-relay.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "content_security_policy": {
    "extension_pages": "default-src 'none'; script-src 'self'; style-src 'self'; img-src 'self' data:; font-src 'self'; connect-src *; object-src 'none'"
  },
  "commands": {
    "toggle-pause": {
      "suggested_key": {
        "default": "Alt+Shift+P"
      },
      "description": "__MSG_cmdTogglePause__"
    },
    "_execute_action": {
      "suggested_key": {
        "default": "Alt+Shift+Y"
      },
      "description": "__MSG_cmdOpenPopup__"
    }
  },
  "sidebar_action": {
    "default_panel": "popup.html",
    "default_title": "__MSG_extensionName__",
    "default_icon": {
      "16": "images/icon_16.png",
      "32": "images/icon_32.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "yapee@jsoyer.github.io",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "manifest_version": 3
}