fix: make disabled links more robust in CoreComponents.button

Remove navigation attributes (href, navigate, patch) when disabled=true
to prevent 'Open in new tab' and 'Copy link' from working on disabled links.
This makes the disabled state semantically stronger and independent of CSS themes.

lib/mv_web/components/core_components.ex

@@ -115,9 +115,12 @@ defmodule MvWeb.CoreComponents do
           else: ["btn", assigns.class]
 
       # Prevent interaction when disabled
+      # Remove navigation attributes to prevent "Open in new tab", "Copy link" etc.
       link_attrs =
         if assigns[:disabled] do
-          Map.merge(rest, %{tabindex: "-1", "aria-disabled": "true"})
+          rest
+          |> Map.drop([:href, :navigate, :patch])
+          |> Map.merge(%{tabindex: "-1", "aria-disabled": "true"})
         else
           rest
         end