explicity open cors

main.go

@@ -9,9 +9,9 @@ import (
 	"grain/server/db"
 	"grain/server/nip"
 	"grain/server/utils"
-
 	"log"
 	"net/http"
+	"time"
 
 	"golang.org/x/net/websocket"
 )
@@ -46,17 +46,26 @@ func main() {
 
 func setupRoutes() *http.ServeMux {
 	mux := http.NewServeMux()
-	mux.HandleFunc("/", ListenAndServe)
-	mux.Handle("/static/", http.StripPrefix("/static/", http.FileServer(http.Dir("app/static"))))
-	mux.HandleFunc("/favicon.ico", func(w http.ResponseWriter, r *http.Request) {
+	mux.HandleFunc("/", utils.WithCORS(ListenAndServe))
+	mux.Handle("/static/", utils.WithCORSHandler(http.StripPrefix("/static/", http.FileServer(http.Dir("app/static")))))
+	mux.HandleFunc("/favicon.ico", utils.WithCORS(func(w http.ResponseWriter, r *http.Request) {
 		http.ServeFile(w, r, "app/static/img/favicon.ico")
-	})
+	}))
 	return mux
 }
 
+
+
 func startServer(config *configTypes.ServerConfig, mux *http.ServeMux) {
+	server := &http.Server{
+		Addr:         config.Server.Port,
+		Handler:      mux,
+		ReadTimeout:  10 * time.Second,
+		WriteTimeout: 10 * time.Second,
+		IdleTimeout:  120 * time.Second,
+	}
 	fmt.Printf("Server is running on http://localhost%s\n", config.Server.Port)
-	err := http.ListenAndServe(config.Server.Port, mux)
+	err := server.ListenAndServe()
 	if err != nil {
 		fmt.Println("Error starting server:", err)
 	}

server/utils/cors.go

@@ -0,0 +1,33 @@
+package utils
+
+import "net/http"
+
+func WithCORS(h http.HandlerFunc) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Access-Control-Allow-Origin", "*")
+		w.Header().Set("Access-Control-Allow-Headers", "Authorization, Content-Type")
+		w.Header().Set("Access-Control-Allow-Methods", "GET, PUT, DELETE, POST, OPTIONS")
+
+		if r.Method == http.MethodOptions {
+			w.WriteHeader(http.StatusOK)
+			return
+		}
+
+		h(w, r)
+	}
+}
+
+func WithCORSHandler(h http.Handler) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Access-Control-Allow-Origin", "*")
+		w.Header().Set("Access-Control-Allow-Headers", "Authorization, Content-Type")
+		w.Header().Set("Access-Control-Allow-Methods", "GET, PUT, DELETE, POST, OPTIONS")
+
+		if r.Method == http.MethodOptions {
+			w.WriteHeader(http.StatusOK)
+			return
+		}
+
+		h.ServeHTTP(w, r)
+	}
+}