added version

.output/server/node_modules/unhead/dist/shared/unhead.BFfcxOoW.mjs

@@ -1,5 +1,5 @@
 import { createHooks } from 'hookable';
-import { n as normalizeEntryToTags, d as dedupeKey, i as isMetaArrayDupeKey } from './unhead.CYpwL2hc.mjs';
+import { n as normalizeEntryToTags, d as dedupeKey, i as isMetaArrayDupeKey } from './unhead.eK9_7LaY.mjs';
 import { t as tagWeight, s as sortTags } from './unhead.CbpEuj3y.mjs';
 import { c as UsesMergeStrategy, V as ValidHeadTags } from './unhead.yem5I2v_.mjs';
 

.output/server/node_modules/unhead/dist/shared/unhead.eK9_7LaY.mjs

@@ -19,6 +19,10 @@ function dedupeKey(tag) {
     return name;
   if (name === "link" && props.rel === "canonical")
     return "canonical";
+  const altKey = props.hreflang || props.type;
+  if (name === "link" && props.rel === "alternate" && altKey) {
+    return `alternate:${altKey}`;
+  }
   if (props.charset)
     return "charset";
   if (tag.tag === "meta") {