Upload the package ("crmPack_x.y.z.tar.gz") –
note that it is important that the version is higher than the version you submitted the last time to CRAN, even if it is intended for the same release and had errors in last version.
Confirm that you checked everything.
Wait for feedback and iterate steps 1-5 after taking into account CRAN feedback.
Change "mode: devel" to "mode: release" in _pkgdown.yml
Run "pkgdown::build_site()" in the R console to build the website
Commit and push changes to git repository to release the new website