65ed6c1749
Calendar days API returns a 31-char bitmask ('1'=available, '0'=unavailable)
starting from baseDate-1. parseCalendarDays now converts this to yyyyMMdd
date strings matching Angular's search-page-base.component.ts logic.
Calendar strip buttons now show formatted day numbers instead of raw dates.
OnlineBoardFilter now accepts initial values from URL params so the
departure/arrival/date fields are populated on search results pages.