Examine source code of Nepali Language Assistant

{
  "manifest_version": 2,
  "name": "Nepali Language Assistant",
  "version": "0.1.3",
  "description": "नेपाली शब्दकोश, हिज्जे जाँच र विश्लेषण।",
  "author": "Krishna Thapa",
  "homepage_url": "https://sabdasakha.com/",
  "developer": {
    "name": "Krishna Thapa",
    "url": "https://sabdasakha.com/"
  },
  "permissions": [
    "storage",
    "activeTab",
    "https://sabdasakha.com/*"
  ],
  "browser_action": {
    "default_title": "Nepali Language Assistant",
    "default_icon": {
      "16": "icons/icon-16.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "sidebar_action": {
    "default_title": "Nepali Language Assistant",
    "default_panel": "src/popup.html",
    "default_icon": {
      "16": "icons/icon-16.png",
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    }
  },
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "src/content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "content_security_policy": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self';",
  "icons": {
    "16": "icons/icon-16.png",
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "varnavinyas@varnavinyas.org",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "searchTerms"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}