Button Group

<.button_group>
  <.button text="Valider" type={:submit}/>
</.button_group>
<.button_group>
  <.button text="Click me" icon="fa fa-check"/>
</.button_group>
<.button_group class="!justify-* justify-start">
  <.button text="Bio Hazard!" color={:danger} icon="fas fa-radiation-alt"
    confirm="Vraiment sûr de faire ça ?"
  />
</.button_group>