Add some void elements to HtmlDocComponent

lib/outlook_web/components/html_doc_component.ex

@@ -20,7 +20,7 @@ defmodule OutlookWeb.HtmlDocComponent do
     |> render_doc()
   end
 
-  def dnode(%{node: %{status: status}} = assigns) do
+  def dnode(%{node: %{status: _}} = assigns) do
     ~H"""
       <.dynamic_tag name={@tunit_tag} nid={@node.nid} {Map.get(@node.eph, :attributes, %{})}
       ><%= @node.content |> raw %></.dynamic_tag>
@@ -33,6 +33,9 @@ defmodule OutlookWeb.HtmlDocComponent do
     """
   end
 
+  def dnode(assigns) when assigns.node.name == "br", do: ~H"<br>"
+  def dnode(assigns) when assigns.node.name == "hr", do: ~H"<hr>"
+
   def dnode(assigns) when assigns.node.type == :element do
     ~H"""
       <.dynamic_tag name={@node.name} nid={@node.nid} {Map.get(@node.eph, :attributes, %{})}