Examine source code of Libraté (Librate)

{
  "icons": {
    "16": "icon16.plasmo.2577fc03.png",
    "32": "icon32.plasmo.d583dc1e.png",
    "48": "icon48.plasmo.e0fcfb1d.png",
    "64": "icon64.plasmo.e6259081.png",
    "128": "icon128.plasmo.96a1ede9.png"
  },
  "manifest_version": 3,
  "action": {
    "default_icon": {
      "16": "icon16.plasmo.2577fc03.png",
      "32": "icon32.plasmo.d583dc1e.png",
      "48": "icon48.plasmo.e0fcfb1d.png",
      "64": "icon64.plasmo.e6259081.png",
      "128": "icon128.plasmo.96a1ede9.png"
    },
    "default_popup": "popup.html"
  },
  "version": "0.9.4",
  "author": "Libraté <support@librate.app>",
  "name": "Libraté",
  "description": "Cross-site web novel reading tracker, progress sync, and shelf manager for Libraté.",
  "homepage_url": "https://librate.app",
  "background": {
    "scripts": [
      "static/background/index.js"
    ]
  },
  "permissions": [
    "storage",
    "webNavigation",
    "alarms",
    "scripting",
    "tabs",
    "contextMenus"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://librate.app/*",
        "https://*.librate.app/*"
      ],
      "js": [
        "auth-sync.29ca4b78.js"
      ],
      "run_at": "document_idle",
      "css": []
    },
    {
      "matches": [
        "https://*/*"
      ],
      "js": [
        "content.41e90f09.js"
      ],
      "run_at": "document_idle",
      "css": []
    },
    {
      "matches": [
        "https://www.novelupdates.com/reading-list/*",
        "https://www.novelupdates.com/reading-list/"
      ],
      "js": [
        "importer.c60109ca.js"
      ],
      "css": []
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@librate.app",
      "strict_min_version": "115.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "host_permissions": [
    "https://*/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "assets/inject/*.js"
      ],
      "matches": [
        "*://*.librate.app/*",
        "*://librate.app/*"
      ]
    }
  ]
}