Examine source code of Grafana k6 Browser Plus

{
  "name": "Grafana k6 Browser Recorder",
  "version": "1.0.7",
  "manifest_version": 2,
  "description": "Record k6 scripts right from the browser with the ability to automatically upload them to Grafana Cloud.",
  "homepage_url": "https://grafana.com/products/cloud/k6/",
  "author": "Grafana Labs",
  "permissions": [
    "debugger",
    "browsingData",
    "storage",
    "tabs",
    "unlimitedStorage",
    "webRequest",
    "webNavigation",
    "downloads",
    "offscreen",
    "scripting",
    "activeTab",
    "*://*/*"
  ],
  "icons": {
    "32": "images/app-icon@32.png",
    "48": "images/app-icon@48.png",
    "64": "images/app-icon@64.png",
    "128": "images/app-icon@128.png"
  },
  "browser_action": {
    "default_icon": {
      "32": "images/app-icon@32.png",
      "48": "images/app-icon@48.png"
    },
    "default_title": "Grafana k6 Browser Recorder",
    "default_popup": "popup.html"
  },
  "commands": {
    "toggle-recording": {
      "suggested_key": {
        "default": "Ctrl+E"
      },
      "description": "Toggle start stop recording",
      "global": true
    }
  },
  "externally_connectable": {
    "matches": [
      "*://*.grafana.net/*",
      "*://localhost/*"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.grafana.net/*",
        "*://localhost/*"
      ],
      "js": [
        "inject-extension-meta.js"
      ],
      "run_at": "document_end"
    },
    {
      "matches": [
        "https://grafana.com/orgs/*"
      ],
      "js": [
        "extension-config-alert.js"
      ],
      "run_at": "document_end"
    }
  ],
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "web_accessible_resources": [
    "images/*.png",
    "inject-extension-meta.js",
    "extension-config-alert.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{6c926e32-06e6-4dc6-b620-be5e520abe35}"
    }
  }
}