lich-ta
is a Rust library for converting Gregorian dates to the LichTa calendar, which is based on the traditional Vietnamese calendar.
LichTa is the Vietnamese Calendar, a lunisolar calendar that includes elements of the lunar calendar but with modifications to better fit local astronomical observations and geographical conditions.
- Convert any Gregorian date to the corresponding date in the LichTa calendar.
- Handle leap months in accordance with traditional rules.