Expand PHP calendar.
a. Appointments can be added and sent to a PHP interface (ajax)
b. Appointments are stored in a SQL database
c. Saved appointments are displayed in the calendar
d. Existing appointments can be changed/deleted
e. Appointments can be all day or at a specific time
f. Multi-day appointments can be created ( in progress 🚧 )
g. You can switch between daily/weekly/monthly views ( in progress 🚧 )
h. Appointments can have different categories ( in progress 🚧 )
i. Categories differ in color from each other ( in progress 🚧 )
j. Button to jump to today's date