implement features of CalITP's GTFS Data Quality Dashboard

[derhuerst]

e.g. https://reports.calitp.org/gtfs_schedule/2022/12/282/index.html

• [x] dates with/without service?
• [x] service hours per weekday?
• [ ] changed identifiers between feed versions
• [x] https://github.com/cal-itp/data-infra/issues/2234
• [ ] https://github.com/cal-itp/data-infra/issues/1225
• [x] https://github.com/cal-itp/data-infra/issues/562
• [x] https://github.com/cal-itp/data-analyses/issues/165

When comparing a set of consecutive versions of one provider's feed:

• [ ] https://github.com/cal-itp/data-infra/issues/1650