feat: unify research in profile-bound decks with TweetDeck-style UI

src/features/decks/use-webmcp-supported.ts

@@ -0,0 +1,8 @@
+import { useEffect, useState } from 'react'
+export function useWebMCPSupported() {
+  const [supported, setSupported] = useState(false)
+  useEffect(() => {
+    setSupported(Boolean(document.modelContext))
+  }, [])
+  return supported
+}