packages/tauri/examples/api/src-tauri/capabilities/main.json

{
  "$schema": "../gen/schemas/desktop-schema.json",
  "identifier": "secondary-window",
  "description": "capability for secondary window",
  "windows": ["main-*"],
  "permissions": [
    {
      "identifier": "sample:allow-ping",
      "deny": [
        {
          "path": "tauri.app"
        }
      ]
    }
  ]
}