Examine source code of lpu-wifi-autopilot

{
  "manifest_version": 2,
  "name": "LPU WiFi Auto Login",
  "version": "2.0",
  "description": "Automatically logs into LPU WiFi portal.",
  "permissions": [
    "storage",
    "*://*.lpu.in/*"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "LPU WiFi Login"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "lpu-autologin@example.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.lpu.in/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle",
      "all_frames": true
    }
  ]
}