chore(auth): increase jwt expiring time

backend/services/controller/internal/api/auth/auth.go

@@ -22,7 +22,7 @@ type JWTClaim struct {
 }
 
 func GenerateJWT(email string, username string) (tokenString string, err error) {
-	expirationTime := time.Now().Add(1 * time.Hour)
+	expirationTime := time.Now().Add(4 * time.Hour)
 	claims := &JWTClaim{
 		Email:    email,
 		Username: username,