Examine source code of Hide Youtube-Shorts

{
  "manifest_version": 2,
  "version": "1.11.0",
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "icons": {
    "64": "icons/hideshort-64.png"
  },
  "permissions": [
    "storage"
  ],
  "optional_permissions": [
    "tabs"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.youtube.com/*"
      ],
      "js": [
        "./src/utils.js",
        "./src/closeShelfButton.js",
        "./src/hidingNonShorts.js",
        "./src/hidingNotifications.js",
        "./src/hidingShortsTimeout.js",
        "./src/HidingShortsMore.js",
        "./src/main.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "background": {
    "scripts": [
      "./src/background/background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{88ebde3a-4581-4c6b-8019-2a05a9e3e938}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "default_locale": "en",
  "browser_action": {
    "default_icon": {
      "64": "icons/hideshort-64.png"
    },
    "default_title": "Hide-Shorts",
    "default_popup": "./src/menu/popup.html"
  }
}