Examine source code of Dopamine Detox Mode FM

{
  "manifest_version": 2,
  "name": "Dopamine Detox Mode",
  "version": "1.3",
  "description": "Reduce distractions by blocking addictive content and promoting focused browsing.",
  "permissions": [
    "tabs",
    "storage",
    "activeTab"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "32": "icons/logo_32.png",
      "64": "icons/logo_64.png",
      "128": "icons/logo_128.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.facebook.com/*",
        "*://*.youtube.com/*",
        "*://*.twitter.com/*",
        "*://*.x.com/*",
        "*://*.instagram.com/*",
        "<all_urls>"
      ],
      "js": [
        "content.js",
        "blocker.js"
      ],
      "css": [
        "styles.css"
      ],
      "run_at": "document_idle"
    }
  ],
  "icons": {
    "32": "icons/logo_32.png",
    "64": "icons/logo_64.png",
    "128": "icons/logo_128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "@Dopamine-Detox-Mode",
      "data_collection_permissions": {
        "required": [
          "locationInfo"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  }
}