Examine source code of LichessBulletBlock

{
  "manifest_version": 2,
  "name": "LichessBulletBlock",
  "version": "1.4.0",
  "description": "Remove Bullet Games from Lichess, optionally block Blitz Games and Puzzle Variants",
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "permissions": [
    "storage"
  ],
  "icons": {
    "16": "icons/16.png",
    "48": "icons/48.png",
    "128": "icons/128.png"
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/16.png",
      "48": "icons/48.png",
      "128": "icons/128.png"
    }
  },
  "content_scripts": [
    {
      "js": [
        "services/storageService.js",
        "utils/timeControl.js",
        "utils/slider.js",
        "utils/lobby.js",
        "content.js",
        "puzzle.js"
      ],
      "matches": [
        "https://lichess.org/*"
      ]
    },
    {
      "js": [
        "services/storageService.js",
        "quotes.js"
      ],
      "matches": [
        "https://lichess.org/"
      ]
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "LichessBulletBlock@6a000b45-4a8a-4e5f-87af-924632e83527",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}