Examine source code of draft

{
  "name": "draft",
  "description": "Firefox extension that let you keep notes on the tab page.",
  "manifest_version": 2,
  "version": "1.2",
  "homepage_url": "https://gitlab.com/pragalakis/draft",
  "author": "Evangelos Pragalakis",
  "applications": {
    "gecko": {
      "id": "draft@pragalakis.addons.mozilla.org"
    }
  },
  "icons": {
    "48": "icons/n-48.png",
    "96": "icons/n-96.png"
  },
  "web_accessible_resources": [
    "index.html",
    "style.css",
    "dist/*"
  ],
  "permissions": [
    "activeTab",
    "tabs",
    "storage"
  ],
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "chrome_settings_overrides": {
    "homepage": "index.html"
  }
}