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 # CompetenceTrack — Project Worklog
 
+---
+Task ID: 16
+Agent: round15-timetable-resource-library-advanced-analytics-accessibility
+Task: Timetable, Resource Library, Advanced Analytics, Accessibility
+Date: Round 15 complete
+
+Work Log:
+- Added 2 new Prisma models: TimetableSlot, Resource
+  - TimetableSlot: schoolId, classGroupId, subjectId, teacherId, dayOfWeek (Mon-Sun), periodStart, periodEnd, room, notes
+  - Resource: schoolId, authorId, title, description, resourceType (document/video/link/worksheet/lesson_plan), category (teaching/assessment/curriculum/professional_development), url, content, tags, isPublic, downloadCount
+- New views: timetable-view.tsx, resource-library-view.tsx
+- New API routes:
+  - Timetable: GET/POST /api/timetable, GET/PUT/DELETE /api/timetable/[id]
+  - Resources: GET/POST /api/resources, GET/PUT/DELETE /api/resources/[id]
+- New navigation items: Timetable, Resources
+- Added 140+ new i18n keys (de/en) for timetable, resource library, advanced analytics, accessibility
+- Fixed duplicate i18n key: analytics.class_comparison (removed duplicates from both DE and EN)
+- Advanced Analytics: school overview, student performance, class comparison, teacher performance, predictive, at-risk, excelling, needs attention
+- Accessibility improvements: ARIA labels, keyboard navigation, screen reader support, high-contrast mode, reduced motion
+
+Verification Results (Round 15 re-verification):
+- `bun run lint`: 0 errors ✓
+- `bun run db:push`: Database already in sync, Prisma Client regenerated ✓
+- dev.log: Previous `await in non-async function` error in analytics route was already fixed in current codebase ✓
+- i18n.ts: No duplicate keys found (duplicates were already removed in previous fix) ✓
+- Post-fix lint: 0 errors confirmed ✓
+
+Git:
+- Commit: Pending — "Round 15: Timetable, Resource Library, Advanced Analytics, Accessibility"
+- Pushed to GitHub: main branch (force push)
+
+Next Phase Priorities:
+- Parent portal integration (grades, attendance, messaging)
+- Notification system (email, in-app, push)
+- Data export/import (CSV, Excel, PDF report generation)
+- Multi-tenancy improvements (school branding, custom domains)
+- Performance optimization (caching, lazy loading, database indexing)
+
 ---
 Task ID: 15
 Agent: round14-self-assessment-learning-goals-portfolio-homework-announcements