Show empty stream message using :last-child pseudoselector

Author: codeanpeace

lib/live_cal_web/components/core_components.ex

@@ -510,6 +510,7 @@ defmodule LiveCalWeb.CoreComponents do
           phx-update={match?(%Phoenix.LiveView.LiveStream{}, @rows) && "stream"}
           class="relative divide-y divide-zinc-100 border-t border-zinc-200 text-sm leading-6 text-zinc-700"
         >
+          <tr class="hidden last:table-row"><td>No Streamed Items</td></tr>
           <tr :for={row <- @rows} id={@row_id && @row_id.(row)} class="group hover:bg-zinc-50" data-visibility={if Map.has_key?(elem(row, 1), :visibility), do: elem(row, 1).visibility}>
             <td
               :for={{col, i} <- Enum.with_index(@col)}