Examine source code of Autocomplete Control

{
  "name": "Autocomplete Control",
  "version": "20.2.12.107",
  "author": "Ihor Kopach <igor@kopach.dev> (https://kopach.dev)",
  "description": "Control (Disable/enforce) browser autocomplete on your need",
  "homepage_url": "https://github.com/kopach/autocomplete-control",
  "manifest_version": 2,
  "minimum_chrome_version": "74",
  "applications": {
    "gecko": {
      "id": "autocomplete-control@kopach.dev",
      "strict_min_version": "67.0"
    }
  },
  "icons": {
    "128": "icon128.png"
  },
  "permissions": [
    "storage"
  ],
  "options_ui": {
    "chrome_style": true,
    "page": "options.html"
  },
  "content_scripts": [
    {
      "js": [
        "content_script.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "all_frames": true,
      "run_at": "document_idle"
    }
  ]
}