fix pds display in navbar

src/components/navbar.tsx

···
   return (
     <div class="break-anywhere mt-4 flex w-[21rem] flex-col font-mono text-sm sm:w-[23rem]">
       <div class="relative flex items-center justify-between">
-        <div class="flex basis-full items-center">
-          <Show when={pds() && props.params.pds}>
-            <Tooltip text="PDS">
-              <div class="i-lucide-server mr-1 shrink-0" />
-            </Tooltip>
+        <div class="min-h-1.25rem flex basis-full items-center">
+          <Tooltip text="PDS">
+            <div class="i-lucide-server mr-1 shrink-0" />
+          </Tooltip>
+          <Show when={pds()}>
             <A end href={pds()!} inactiveClass="text-lightblue-500 w-full hover:underline">
               {pds()}
             </A>