add go std lib project

go-stdlib/go.mod

@@ -0,0 +1,3 @@
+module money-transfer
+
+go 1.24.2

go-stdlib/main.go

@@ -0,0 +1,48 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"net/http"
+)
+
+type Transfer struct {
+	Amount   int    `json:"amount"`
+	Sender   int    `json:"sender"`
+	Receiver int    `json:"receiver"`
+}
+
+var accounts = map[int]int{
+	1: 1000,
+	2: 1000,
+}
+
+func main() {
+	fmt.Println("Starting server on port 8080")
+	http.HandleFunc("/transfer", transfer)
+	err := http.ListenAndServe(":8081", nil)
+	if err != nil {
+		fmt.Println("Error starting server:", err)
+	}
+}
+
+func transfer(w http.ResponseWriter, r *http.Request) {
+	body, err := io.ReadAll(r.Body)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	var transfer Transfer
+	err = json.Unmarshal(body, &transfer)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	fmt.Println("Transfer received:", transfer)
+
+	w.WriteHeader(1000)
+	w.Write([]byte("Transfer successful"))
+}