Examine source code of F95 Zone - Game notes Add-on

{
  "manifest_version": 3,
  "name": "F95 Zone - Game notes Add-on",
  "version": "1.1",
  "description": "Adds a note box to game tiles on a website visible only to you.",
  "permissions": [
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "oswald@gmail.com",
      "strict_min_version": "109.0"
    }
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Game Notes Manager"
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "content_scripts": [
    {
      "matches": [
        "https://f95zone.to/sam/latest_alpha/*",
        "https://f95zone.to/threads/*"
      ],
      "css": [
        "styles.css"
      ],
      "js": [
        "content.js"
      ]
    }
  ]
}