Change Discord notification language

Author: kubrickcode

.claude/notify.sh

@@ -4,5 +4,5 @@ cat > /dev/null
 
 curl -s -X POST \
   -H 'Content-type: application/json' \
-  --data '{"content":"✅ 작업 완료!"}' \
+  --data '{"content":"✅ Work completed!"}' \
   "$DISCORD_WEBHOOK_URL" || true