Examine source code of HAR Exporter Next2

{
  "name": "HAR Exporter",
  "author": "Bogdan Imanaev",
  "short_name": "HARExportFromLocalStorage",
  "version": "0.0.1",
  "devtools_page": "src/devtools.html",
  "description": "Trigger HAR export directly from within a webpage, allowing you to easily capture network data and store it locally or export it for analysis, with support for retrieving HAR from local storage",
  "manifest_version": 2,
  "applications": {
    "gecko": {
      "strict_min_version": "61.0",
      "id": "{d9c00211-092d-42c2-acee-3c04f140a3ff}"
    }
  },
  "background": {
    "scripts": [
      "src/background.js"
    ]
  },
  "permissions": [
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "src/content.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "lib/harapi.js"
  ]
}