add ref_src (#3532)

bskyembed/src/components/link.tsx

@@ -8,9 +8,14 @@ export function Link({
   href: string
   className?: string
 } & h.JSX.HTMLAttributes<HTMLAnchorElement>) {
+  const newSearchParam = new URLSearchParams()
+  newSearchParam.set('ref_src', 'embed')
+
   return (
     <a
-      href={href.startsWith('http') ? href : `https://bsky.app${href}`}
+      href={`${
+        href.startsWith('http') ? href : `https://bsky.app${href}`
+      }?${newSearchParam.toString()}`}
       target="_blank"
       rel="noopener noreferrer nofollow"
       onClick={evt => evt.stopPropagation()}

bskyembed/src/screens/landing.tsx

@@ -242,7 +242,7 @@ function Snippet({thread}: {thread: AppBskyFeedDefs.ThreadViewPost}) {
 }
 
 function toShareUrl(path: string) {
-  return `https://bsky.app${path}`
+  return `https://bsky.app${path}?ref_src=embed`
 }
 
 /**