model fix
new db schema and data in sql folder

added users attribute started_at

changed date input format to ISO
us40420: Divs' IDs added, minor changes in CSS
us40420: Cursor changed to pointer in CSS while on dropdown, handling empty dropdown moved from ComponentFilter to ComponentDropdown. Minor changes in code (some conditions removed).
componentBase addCild bug fixed
us40420: Cursor changed to pointer in CSS while on dropdown, handling empty dropdown moved from ComponentFilter to ComponentDropdown. Minor changes in code (some conditions removed).
template routes and repository was created (insert, update, delete template)
TemplateList - final changes