More GitLab push options are documented in https://docs.gitlab.com/ee/user/project/push_options.html
You can also add a parameter to merge the merge request when the pipeline succeeds. This can be handy for quick fixes that do not require reviews, and avoids unnecessary context switches.
# mwps BRANCHNAME
alias mwps='git push -u origin -o merge_request.create -o merge_request.target=main -o merge_request.merge_when_pipeline_succeeds'
Example from https://gitlab.com/sytses/dotfiles/-/blob/master/git/aliases... and https://about.gitlab.com/blog/2021/10/19/top-10-gitlab-hacks...
If you prefer deeper CLI integration, suggest installing the GitLab CLI: https://docs.gitlab.com/ee/editor_extensions/gitlab_cli/