     minRotation: 45,
                  autoSkip: true,
                  maxTicksLimit: 13, // Show a tick every 15 minutes
                },
              },
            },
          },
        });
      }

      function updateCurrentTimeLine() {
        if (!hourlyHeartRateChart) return;

        const now = new Date();
        const currentMinute = now.getMinutes();

        hourlyHeartRateChart.options.plugins.annotation.annotations.currentTime.xMin =
          currentMinute;
        hourlyHeartRateC