Examine source code of Better Youtube Sharing

{
  "manifest_version": 3,
  "name": "Better Youtube Sharing",
  "version": "1.0.3",
  "description": "Right click anywhere while playing a video to share without tracking nonsense.",
  "browser_specific_settings": {
    "gecko": {
      "id": "better-yt-sharing@sakurax64.dev",
      "strict_min_version": "109.0"
    }
  },
  "permissions": [
    "tabs",
    "contextMenus",
    "scripting",
    "clipboardWrite"
  ],
  "icons": {
    "16": "icon.svg"
  },
  "host_permissions": [
    "*://*.youtube.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://youtube.com/*"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}