Examine source code of PipeShift

{
  "manifest_version": 3,
  "name": "PipeShift",
  "short_name": "PipeShift",
  "version": "2.9.5",
  "description": "PipeShift — a no-nonsense YouTube enhancement: soft grey dark mode, side comments panel, and no category chips.",
  "browser_specific_settings": {
    "gecko": {
      "id": "pipeshift@frostx.dev",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "PipeShift is active"
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.youtube.com/*"
      ],
      "css": [
        "css/theme.css",
        "css/hide-chips.css"
      ],
      "js": [
        "js/fullscreen.js",
        "js/hide-chips.js",
        "js/playlist-hide.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "*://www.youtube.com/*"
      ],
      "css": [
        "css/side-comments.css"
      ],
      "js": [
        "js/side-comments.js"
      ]
    }
  ]
}