Examine source code of Minimal Bilibili

{
  "manifest_version": 3,
  "name": "Minimal Bilibili",
  "description": "Make Bilibili more minimalistic",
  "version": "1.2.2",
  "icons": {
    "16": "icon.png",
    "48": "icon.png",
    "128": "icon.png"
  },
  "options_ui": {
    "page": "options.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.bilibili.com/",
        "https://www.bilibili.com/?*"
      ],
      "css": [
        "css/content_style.css"
      ],
      "js": [
        "js/content_script.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "minimal-bilibili@reorx.com"
    }
  },
  "permissions": [
    "storage",
    "tabs"
  ]
}