Examine source code of Daily-DLE's Navigator

{
  "manifest_version": 3,
  "name": "Daily-DLE's Navigator",
  "version": "1.0",
  "browser_specific_settings": {
    "gecko": {
      "id": "daily-dle-navigator@example.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "128": "icons/icon128.png"
  },
  "description": "Navigate and track bookmarks with categories, done checkboxes, and play mode. Specialized for Daily Browser Games",
  "permissions": [
    "bookmarks",
    "storage",
    "tabs",
    "alarms"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "commands": {
    "mark_done": {
      "suggested_key": {
        "default": "Ctrl+Shift+Y"
      },
      "description": "Mark current game as done and go to next"
    },
    "skip_game": {
      "suggested_key": {
        "default": "Ctrl+Alt+Y"
      },
      "description": "Skip current game"
    }
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "DLE Navigator"
  }
}