Chart.js添加折线图周围的边框和yAxis单位标题([s])

const options = {
  layout: {
    padding: {
      top: 10,
      right: 10,
      bottom: 10,
      left: 10
    }
  }
};

const options = {
  plugins: {
    legend: {
      display: false
    }
  }
};

const options = {
  scales: {
    y: {
      title: {
        display: true,
        text: '[s]'
      }
    }
  }
};

const ctx = document.getElementById('myChart').getContext('2d');

const data = {
  labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
  datasets: [
    {
      label: 'My First dataset',
      backgroundColor: 'rgba(75, 192, 192, 0.2)',
      borderColor: 'rgba(75, 192, 192, 1)',
      data: [65, 59, 80, 81, 56, 55, 40],
    },
  ],
};

const options = {
  layout: {
    padding: {
      top: 10,
      right: 10,
      bottom: 10,
      left: 10
    }
  },
  scales: {
    y: {
      title: {
        display: true,
        text: '[s]'
      }
    }
  },
  plugins: {
    legend: {
      display: false
    }
  }
};

const myChart = new Chart(ctx, {
  type: 'line',
  data: data,
  options: options,
});