more normalization and copy button

lib/clip/board.ex

@@ -13,11 +13,12 @@ defmodule Clip.Board do
   end
 
   def normalize(pnumber, local_pref \\ "0351", country_pref \\ "0049") do
-    pnumber
+    outp = pnumber
     |> String.replace(~r/^\s*\+/, "00")
     |> String.replace(~r/\D/, "")
     |> String.replace(~r/^00+/, "00")
     |> String.replace(~r/^(?=[1-9])/, local_pref)
     |> String.replace(~r/^0(?=[1-9])/, country_pref)
+    "0#{outp}#"
   end
 end

lib/clip_web/live/board_live.ex

@@ -10,8 +10,8 @@ defmodule ClipWeb.BoardLive do
       <form phx-change="paste">
         <textarea type="text" name="snippet" data-updated-val="<%= @snippet %>" phx-hook="SnippetInput" autocomplete="off"><%= @snippet %></textarea>
       </form>
-      Current content: <%= @snippet %><br>
-      <button phx-click="normalize">-> 004930112</button>
+      <!-- Current content: < %= @snippet %><br> -->
+        <button phx-click="normalize">+4930112 -> 0004930112#</button> <button id="copy-button">copy</button>
     """
   end