Examine source code of Solary

{
  "manifest_version": 2,
  "name": "Solary",
  "version": "1.1.0",
  "icons": {
    "16": "assets/icons/favicon-16.png",
    "32": "assets/icons/favicon-32.png",
    "48": "assets/icons/favicon-48.png",
    "128": "assets/icons/favicon-128.png"
  },
  "description": "Extension qui alerte et informe les utilisateurs sur les streams Solary",
  "homepage_url": "https://solary.fr",
  "short_name": "Solary",
  "permissions": [
    "storage",
    "notifications",
    "alarms",
    "http://*/*",
    "https://*/*"
  ],
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "author": "solary",
  "applications": {
    "gecko": {
      "id": "{15f57416-6a8f-4171-8948-47f839c668f3}"
    }
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "assets/icons/favicon-16.png",
      "32": "assets/icons/favicon-32.png",
      "48": "assets/icons/favicon-48.png",
      "128": "assets/icons/favicon-128.png"
    },
    "default_title": "solary",
    "browser_style": false
  },
  "background": {
    "scripts": [
      "js/background.bundle.js"
    ]
  }
}