feat(links): made them use env for base url api

src/frontend/src/views/links/Links.vue

@@ -463,7 +463,8 @@ const deleteLink = async () => {
 };
 
 const getShortUrl = (link) => {
-  return `localhost:42001/${link.slug}`;
+  const origin = new URL(import.meta.env.VITE_API_URL).origin;
+  return `${origin}/${link.slug}`;
 };
 
 const truncateUrl = (url) => {
@@ -475,7 +476,7 @@ const truncateUrl = (url) => {
 
 const copyToClipboard = async (text) => {
   try {
-    await navigator.clipboard.writeText(`http://${text}`);
+    await navigator.clipboard.writeText(text);
   } catch (err) {
     console.error('Failed to copy:', err);
   }