added image proxy

main.go

@@ -73,6 +73,7 @@ func main() {
 	http.Handle("/static/", http.StripPrefix("/static/", http.FileServer(http.Dir("static"))))
 	http.HandleFunc("/", handleSearch)
 	http.HandleFunc("/search", handleSearch)
+	http.HandleFunc("/img_proxy", handleImageProxy)
 	fmt.Println("Server is listening on http://localhost:5000")
 	log.Fatal(http.ListenAndServe(":5000", nil))
 }