app/components/emails/attachment_component.html.erb
<%= link_to rails_blob_path(blob, disposition: "attachment"), class: "email-attachment" do %>
<i class="fas fa-download text-muted"></i>
<%= tag.span blob.filename, class: "text-dark" %>
<%= tag.span number_to_human_size(blob.byte_size), class: "text-muted" %>
<% end %>