dsh-schedule-calendar: Consolidate schedules, to-dos, and reminders into the DSH sidebar

This article introduces the DSH desktop sidebar plugin dsh-schedule-calendar (v0.3.7, MIT), maintained by loyalchiiina. Relying on dsh-better-sidebar, it aggregates multiple city weather, almanac predictions, the lunar calendar, schedules and reminders, work to-dos, daily and weekly reports, horoscopes, lucky sign-ins, staff scheduling, and work-hour countdowns into a single sidebar tab. The article details the core features, manual installation steps for the desktop profile, data storage and privacy degradation behaviors, and precautions regarding source code and license verification prior to installation.