Cards Frontmatter Guide

Use the following date fields in each file under src/cards/ so activity-holiday-courses can display and sort cards correctly.

Required basics

Optional classification fields

Date model

Behavior on listing page

Examples

Year-round holiday

availability: year-round
date_summary: Available year-round

Scheduled retreat

availability: scheduled
date_start: 2026-06-12
date_summary: 12 June 2026 to 17 June 2026