app/views/devise/mailer/unlock_instructions.html.inky
<container>
<row>
<columns>
<p>Hi <%= @resource.first_name || @resource.email %>,</p>
<spacer size="12"></spacer>
<p>Your account has been locked due to an excessive number of unsuccessful sign in attempts.</p>
<spacer size="8"></spacer>
<p>Click the link below to unlock your account:</p>
<spacer size="8"></spacer>
<button href="<%= unlock_url(@resource, unlock_token: @token) %>">Unlock my account</button>
</columns>
</row>
</container>