Examine source code of RewriteWithAI

{
  "manifest_version": 3,
  "name": "RewriteWithAI",
  "version": "1.3.0",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "128": "icon/128.png"
  },
  "sidebar_action": {
    "default_panel": "sidepanel.html",
    "default_title": "RewriteWithAI"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "addons@rewritewith.ai"
    }
  },
  "permissions": [
    "activeTab",
    "tabs",
    "storage",
    "https://api.rewritewith.ai/*"
  ],
  "host_permissions": [
    "https://api.rewritewith.ai/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_title": "RewriteWithAI",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.linkedin.com/*"
      ],
      "css": [
        "content-scripts/content.css"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ]
}