Add serach bar to search page

server/search.go

@@ -21,6 +21,7 @@ func (s *Server) search(w http.ResponseWriter, r *http.Request) {
 	}
 	head(w, r)
 	fmt.Fprintln(w, h2(filetree.NewPathFromURL("/notes").MultiLink()))
+	htmlSearch(w)
 	fmt.Fprintln(w, h1(keywords), results)
 	foot(w, r)
 }