$!!!$### Diego Garcia is $31$ years old. Diego earned employment income of $$152,000$ in $2021.$ The combined CPP and EI deduction for $2021$ totaled $$8056.$ Of this amount, $$290$ was the CPP enhanced contribution. During $2021$ Diego:

$1)$ enrolled in part$-$time studies at the local university paying tuition fees of $$2,500$ and,

$2)$ donated $$2,000$ to a registered charity for tax purposes.

What is the total of Diego's non$-$refundable tax credits for $2021?$