Examine source code of Astagfirullah - Islamic Remembrance

{
  "manifest_version": 3,
  "name": "Astagfirullah - Islamic Remembrance",
  "version": "1.0.0",
  "description": "Transform browsing waiting time into spiritual reflection with Islamic praises and supplications.",
  "homepage_url": "https://afappssystem.4fdev.com/",
  "browser_specific_settings": {
    "gecko": {
      "id": "astagfirullah@4fdev.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "storage",
    "alarms",
    "webNavigation",
    "scripting",
    "tabs"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "src/background/wrapper.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "src/content/content-bundled.js"
      ],
      "css": [
        "src/content/styles.css"
      ],
      "run_at": "document_start"
    }
  ],
  "action": {
    "default_popup": "src/popup/popup.html",
    "default_icon": {
      "16": "assets/icons/icon-16.png",
      "32": "assets/icons/icon-32.png",
      "48": "assets/icons/icon-48.png",
      "128": "assets/icons/icon-128.png"
    },
    "default_title": "Astagfirullah"
  },
  "options_page": "src/options/options.html",
  "chrome_url_overrides": {
    "newtab": "src/newtab/newtab.html"
  },
  "icons": {
    "16": "assets/icons/icon-16.png",
    "32": "assets/icons/icon-32.png",
    "48": "assets/icons/icon-48.png",
    "128": "assets/icons/icon-128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "assets/audio/*",
        "src/content/styles.css",
        "src/content/content-bundled.js",
        "src/fonts/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "commands": {
    "show-phrase": {
      "suggested_key": {
        "default": "Alt+Shift+A",
        "mac": "Command+Shift+A"
      },
      "description": "Show a praise phrase"
    }
  }
}