shiva-dto 0.7.0

# `Instruction` syntax

## Each `Instruction` is a json with two fields

### `action`

The `action` field is one of:

- `ENABLE_SSH`
- `DSABLE_SSH`

### `keys`

The `keys` field is an array of ssh `Key`s to (un)authorize

#### `Key`

A `Key` is composed of two `String` fields:

- `user` which is the user id
- `key`  which is the actual public key

## Example

```
{
    "action": "ENABLE_SSH",
    "keys"  : [
        {
            "user": "user_foobar",
            "key":  "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIO16Z2PGX5UzhQLlKCxhJ4c+4+WQRPZAZtoL9oekpm keruspe@Lou"
        }
    ]
}
```

# `Answer` syntax

## Each `Answer` is a json with one field

### `status`

The `status` field is one of

- `SUCCESS`
- `FAILURE`

# `Destination` syntax

## Each `Destination` is a json with two fileds

### `host`

The `host` field is a `String`

### `port`

The `port` field is a `u32`