<details><summary>Example with mandatory variables not filled in</summary>

```yaml
---
variable1:                    # A first variable
  - a_choice
```
</details>

<details><summary>Example with all variables modifiable</summary>

```yaml
---
variable1:                    # A first variable
  - a_choice
variable2:                    # A second variable
  - a_choice
```
</details>

