nmemmertandClaude Sonnet 4.6
b048ebbd85
- Gradebook: period dropdown (all time / 30 / 90 days) and CSV export for Spelling Test History section - Student portal spelling tab: shows last 10 tests as a Recent Tests list - Planner: completed standalone spelling tests appear as read-only ⭐ badges on the day they were taken (week and month views) - Removed dead s.tests query from /api/overview (now served by dedicated endpoints) - New endpoints: GET /api/spelling-tests/csv, GET /api/students/:id/tests, GET /api/admin/students/:id/tests-range Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>