Examine source code of Rigged Basketball

{
  "manifest_version": 3,
  "name": "Rigged Basketball",
  "description": "Move the hoop left and right to assist your terrible teammates and get a high score!",
  "version": "1.3",
  "content_security_policy": {
    "extension_pages": "script-src 'self' 'wasm-unsafe-eval'; object-src 'self';"
  },
  "action": {
    "default_popup": "index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "riggedbasketball@aperaine.itch.io"
    }
  },
  "icons": {
    "48": "icon48.png",
    "96": "icon96.png",
    "128": "icon128.png",
    "512": "icon512.png"
  }
}