Composition API: setup()
https://vuejs.org/api/composition-api-setup.html

Vue 3 Composition API data() function

https://stackoverflow.com/questions/64105088/vue-3-composition-api-data-function

Vue.js 3 Composition API: the SetUp Function

https://medium.com/geekculture/vue-js-3-setup-function-236063add3cd

Vue template does not update value (composition api)

https://stackoverflow.com/questions/63723941/vue-template-does-not-update-value-composition-api

Vue 3 Composition API – watch and watchEffect

https://www.thisdot.co/blog/vue-3-composition-api-watch-and-watcheffect

Vue JS 3 Tutorial – 27 – Watchers

Modal – close

How to close model from a button using vue.js ? : https://www.geeksforgeeks.org/how-to-close-model-from-a-button-using-vue-js/

How to Show/Hide Elements in Vue: https://dmitripavlutin.com/vue-show-hide-elements/