machines-config/secrets/keys.json

{
  "hosts": {
    "wenar-nix": "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJl0Rdo2kHliBeIiPuiO4kYO5M0VZFNXw4siepV1p6Pj",
    "lenar": "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOUnlAjPnMwJYgZb7YuholdTxifOEFnAyXVqI+xFlHw6"
  },
  "servers": {
    "test-server": "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAID4ioqiTzYe6Y6H0YfFkWyDBbCB25wYs3gKNZIufE/Sn"
  },
  "secrets": {
    "mypassword.age": [
      "hosts:wenar-nix",
      "hosts:lenar",
      "servers:test-server"
    ],
    "k3stoken.age": [
      "hosts:wenar-nix",
      "hosts:lenar"
    ]
  }
}