版本：1.7.1
- https://cdn.bootcss.com/flatpickr/1.7.1/flatpickr.dark.min.css
- https://cdn.bootcss.com/flatpickr/1.7.1/flatpickr.js
- https://cdn.bootcss.com/flatpickr/1.7.1/flatpickr.min.css
- https://cdn.bootcss.com/flatpickr/1.7.1/flatpickr.min.js
- https://cdn.bootcss.com/flatpickr/1.7.1/flatpickr.vue.js