# @eristack/business-calendar

**Working days** on wall dates `YYYY-MM-DD` — weekend mask + holiday list. Compose with `@eristack/fiscal-calendar` for posting guards.

## Exports

| Entry | Role |
| --- | --- |
| `@eristack/business-calendar` | `createBusinessCalendar`, `normalizeWallDate` |
| `@eristack/business-calendar/zod` | `wallDateSchema`, options schema |

## Next

- [Getting started](./getting-started.md)