fix: force pointer cursor on copy

src/lib/components/copy.svelte

@@ -33,6 +33,8 @@
 </script>
 
 <span
+    style:display="inline-block"
+    style:cursor="pointer"
     on:click|preventDefault={handleClick}
     on:keyup={clickOnEnter}
     on:mouseenter={() => setTimeout(() => (content = 'Click to copy'))}