move assets to server package

server/assets/pages/delete_user.tmpl

@@ -0,0 +1,14 @@
+{{ define "user" }}
+<div class="padded box">
+    <div class="box-title">
+        <i class="mdi mdi-account-remove"></i> deleting user {{ .SelectedUser.Name }}
+    </div>
+    <div class="text-right">
+        are you sure?<br/>
+        <span class="light">their plays, starred, etc. will also be deleted</span>
+    </div>
+    <form class="block" action="{{ printf "/admin/delete_user_do?user=%s" .SelectedUser.Name | path }}" method="post">
+        <input type="submit" value="yes">
+    </form>
+</div>
+{{ end }}