Started to work the shortcodes

backend/api/update_user.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"io"
 	"net/http"
 	"reflect"
 	"strings"
@@ -24,15 +23,7 @@ type UpdateUserArgs struct {
 
 func HandleUpdateUser(w http.ResponseWriter, r *http.Request) {
 	var updateArgs UpdateUserArgs
-	body, err := io.ReadAll(r.Body)
-	if err != nil {
-		core.JSONError{
-			Status:  core.Error,
-			Message: err.Error(),
-		}.Respond(w, http.StatusInternalServerError)
-		return
-	}
-	err = json.Unmarshal(body, &updateArgs)
+	err := json.NewDecoder(r.Body).Decode(&updateArgs)
 	if err != nil {
 		core.JSONError{
 			Status:  core.Error,