ode>first()</code> and <code>last()</code> that was shifted but not fixed in 0.12.4. Rather than being imported during build, they are accessed internally and thus imported during use. See issues <a href="https://github.com/corybrunson/ggalluvial/issues/107" class="external-link">#107</a> <a href="https://github.com/corybrunson/ggalluvial/issues/107" class="external-link uri">https://github.com/corybrunson/ggalluvial/issues/107</a> and <a href="https://github.com/corybrunson/ggalluvial/issues/108" class="ex