feat(user): add changelog read tracking and unread count method

docker/production/Dockerfile

@@ -120,6 +120,7 @@ COPY --chown=www-data:www-data templates ./templates
 COPY --chown=www-data:www-data resources/views ./resources/views
 COPY --chown=www-data:www-data artisan artisan
 COPY --chown=www-data:www-data openapi.yaml ./openapi.yaml
+COPY --chown=www-data:www-data changelogs/ ./changelogs/
 
 RUN composer dump-autoload