Examine source code of Forca — Focus Mode Blocker

{
  "manifest_version": 3,
  "name": "Forca — Focus Mode Blocker",
  "version": "2.1.2",
  "description": "Blocks distracting websites during Forca focus zones via WebSocket sync with the Forca desktop app.",
  "permissions": [
    "declarativeNetRequest",
    "storage",
    "tabs"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "blocked/blocked.html",
        "blocked/blocked.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "forca-focus@forca.app",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}