Upstream cast me sync

app/views/casting_submissions/_file.html.erb

@@ -1,6 +1,12 @@
-<tr>
-  <td><%= file.filename %></td>
-  <td class="text-right">
-    <%= link_to fa_icon("download"), file, target: "_blank" %>
-  </td>
-</tr>
+<li class="my-2" id="<%= dom_id(file) %>">
+  <% if file.variable? %>
+    <%= link_to image_tag(file.variant(resize_and_pad: [300, 300, background: "#F7F8F9"]), class: "bg-light img-thumbnail img-fluid"), file, target: "_blank" %>
+  <% else %>
+    <div class="border rounded bg-light text-muted d-flex justify-content-center align-items-center fix-h-and-w">
+      <%= link_to file, target: "_blank" do %>
+        <%= fa_icon("file", style: "font-size: 2rem") %>
+        <div class="mt-2"><%= file.filename %></div>
+      <% end %>
+    </div>
+  <% end %>
+</li>