Stub duplicate finder button

app/assets/images/picture-double.svg

@@ -0,0 +1 @@
+<svg viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="m3.25 13.25a1 1 0 0 1 -1-1v-6a1 1 0 0 1 1-1h11a1 1 0 0 1 .98.8.25.25 0 0 0 .245.2h1.525a.25.25 0 0 0 .25-.25v-.75a2 2 0 0 0 -2-2h-13a2 2 0 0 0 -2 2v8a2 2 0 0 0 2 2h1.75a.25.25 0 0 0 .25-.25v-1.5a.25.25 0 0 0 -.25-.25z"/><path d="m21.25 7.75h-13a2.5 2.5 0 0 0 -2.5 2.5v8a2.5 2.5 0 0 0 2.5 2.5h13a2.5 2.5 0 0 0 2.5-2.5v-8a2.5 2.5 0 0 0 -2.5-2.5zm-13 9.5v-6a1 1 0 0 1 1-1h11a1 1 0 0 1 1 1v6a1 1 0 0 1 -1 1h-11a1 1 0 0 1 -1-1z"/></svg>

app/views/bubbles/show.html.erb

@@ -87,6 +87,11 @@
 
     <hr class="separator--horizontal full-width" style="--border-color: var(--color-subtle);" />
     <%= render "bubbles/pop_toggle", bubble: @bubble %>
+
+    <button class="btn full-width justify-start borderless">
+      <%= image_tag "picture-double.svg", aria: { hidden: true }, size: 24 %>
+      <span>I've seen this</span>
+    </button>
   </div>
 </aside>