Resources/Private/Partials/Solution/Controls.html
<input type="radio" hidden
name="solution"
class="solution-selector"
id="solution-{index}"
{f:if(condition: '{index} == 0', then: 'checked')}
>
<label for="solution-{prevIndex}" class="solution-arrow solution-arrow-prev">←</label>
<label for="solution-{nextIndex}" class="solution-arrow solution-arrow-next">→</label>