Build a Stata business calendar for Brazil covering 1980-01-01 through 2021-12-31 using business dates from QuantLib (via RQuantLib).
There is no need to clone the project to install. The calendar can be
installed from within Stata using net:
net from https://raw.githubusercontent.com/poliquin/stata_brazil_calendar/main/out/
net describe brazil_business_cal
net install brazil_business_cal
// confirm installation and load calendar
bcal dir
bcal load brazil