Examine source code of ETI Search

{
  "manifest_version": 3,
  "name": "ETI Search",
  "version": "2.9",
  "browser_specific_settings": {
    "gecko": {
      "id": "{26cb6025-d831-47a6-be27-bb1662653e1f}"
    }
  },
  "description": "Add a context menu option to selected text and search in ETI webpage by this text.",
  "homepage_url": "https://www.etigroup.eu/",
  "icons": {
    "48": "png/Logo_128.png",
    "96": "png/Logo_128.png",
    "128": "png/Logo_128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "permissions": [
    "contextMenus",
    "bookmarks",
    "storage",
    "unlimitedStorage"
  ],
  "commands": {
    "toggle-dark-mode": {
      "suggested_key": {
        "default": "Alt+G"
      },
      "description": "Toggle PIM dark mode"
    }
  },
  "host_permissions": [
    "https://api-pim.etigroup.eu/*",
    "https://pim.etigroup.eu/*",
    "https://www.etigroup.eu/*",
    "https://drive.eti.si/*",
    "https://young-lake-ac95.klemen-sitar2.workers.dev/*"
  ],
  "action": {
    "default_icon": "png/Logo_128.png",
    "default_title": "ETI Search",
    "default_popup": "popup/popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://pim.etigroup.eu/*"
      ],
      "js": [
        "injection/pim.js"
      ],
      "css": [
        "injection/pim.css"
      ],
      "run_at": "document_end"
    }
  ]
}