adding summarization and restructure project

golang/cmd/frontend/routes.go

@@ -0,0 +1,19 @@
+package main
+
+import (
+	"net/http"
+)
+
+func (app *App) routes() http.Handler {
+    mux := http.NewServeMux()
+
+    // dynamic routes
+    mux.HandleFunc("GET /", app.Index)
+    mux.HandleFunc("POST /up/search", app.UpSearch)
+
+    // serve files from the "static" directory
+	fs := http.FileServer(http.Dir("assets/static"))
+	mux.Handle("GET /static/", http.StripPrefix("/", fs))
+
+    return mux
+}