Serilog.RollingInterval
Specifies the frequency at which the log file should roll.
Day = 3
Roll every day. Filenames will have yyyyMMdd appended.
Hour = 4
Roll every hour. Filenames will have yyyyMMddHH appended.
Infinite = 0
The log file will never roll; no time period information will be appended to the log file name.
Minute = 5
Roll every minute. Filenames will have yyyyMMddHHmm appended.
Month = 2
Roll every calendar month. Filenames will have yyyyMM appended.
Year = 1
Roll every year. Filenames will have a four-digit year appended in the pattern yyyy.