diff --git a/worklog.md b/worklog.md
index 52f4262..9f22808 100644
--- a/worklog.md
+++ b/worklog.md
@@ -1,5 +1,19 @@
 # CompetenceTrack — Project Worklog
 
+---
+Task ID: 27
+Agent: round18-verification-and-push
+Task: Round 18 Verification, Lint, i18n Check, Git Push
+Date: Round 18 verification & push
+
+Work Log:
+- Ran `bun run lint`: 0 errors ✓
+- Ran `bun run db:push`: Database already in sync with Prisma schema ✓
+- Read dev.log: stale browser cache error (not a code error), compilation successful
+- Checked i18n.ts: 0 duplicate keys in both DE and EN dictionaries, DE/EN keys in sync ✓
+- Re-confirmed lint: 0 errors ✓
+- Committed and pushed to GitHub as "Round 18: Seating Chart, Student Avatars, Newsletter, Badges, Deep Styling Polish"
+
 ---
 Task ID: 26
 Agent: round18-seating-chart-student-avatars-newsletter-badges-deep-styling