To recreate project follow this tutorial https://www.smashingmagazine.com/2018/07/mobile-apps-capacitor-vue-js/
Skip down to INTEGRATING CAPACITOR WITH VUE Tested with xcode on ios
Facebook login plugin https://github.com/rdlabo/capacitor-facebook-login - used this plugin. Follow his example. I made it work with vue. If using vue there won't be a MainActivity file under a ionic folder but there will still be a MainActivity file and you need to add to add(jp.rdlabo.capacitor.plugin.facebook.FacebookLogin.class);
npm install
npm run serve
npm run build
npm run test
npm run lint