Examine source code of Form Submit Tracker

{
  "manifest_version": 2,
  "name": "Form Submit Tracker",
  "version": "1.0",
  "description": "Displays all forms on the page with their method and action.",
  "icons": {
    "64": "icons/icon64.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "activeTab",
    "<all_urls>"
  ],
  "browser_action": {
    "default_icon": "icons/icon64.png",
    "default_popup": "popup.html",
    "default_title": "Form Submit Tracker"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "forms.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{051da4dc-a73b-4e02-ac11-4b485058c262}",
      "strict_min_version": "115.0"
    }
  }
}