Examine source code of Boost Lightning

{
  "manifest_version": 2,
  "name": "Boost Lightning",
  "version": "2.2",
  "description": "Integrates Lightning into X.com for verification and zapping capabilities.",
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "storage",
    "*://boostlightning.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "content_scripts": [
    {
      "matches": [
        "*://x.com/*",
        "*://www.x.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ],
  "applications": {
    "gecko": {
      "id": "x-boost-lightning@stellatechnologies.space",
      "strict_min_version": "91.0"
    }
  }
}