Examine source code of OwnCast Browser Extension

{
  "manifest_version": 2,
  "name": "OwnCast Extension",
  "version": "0.5.0",
  "version_name": "0.5.0",
  "description": "",
  "icons": {
    "48": "resources/icon-48.png",
    "96": "resources/icon-96.png"
  },
  "background": {
    "scripts": [
      "/js/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*/*"
      ],
      "js": [
        "/js/content-script.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_action": {
    "default_icon": "resources/icon-32.png",
    "default_popup": "/index.html",
    "default_title": "OwnCast Extension"
  },
  "options_ui": {
    "page": "/options.html"
  },
  "permissions": [
    "*://*/*",
    "storage",
    "notifications"
  ]
}