/usr/share/passenger/templates/nginx/ is in ruby-passenger 4.0.37-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/passenger/templates/nginx/ask_for_extra_configure_flags.txt.erb
/usr/share/passenger/templates/nginx/cannot_write_to_dir.txt.erb
/usr/share/passenger/templates/nginx/config_snippets.txt.erb
/usr/share/passenger/templates/nginx/config_snippets_inserted.txt.erb
/usr/share/passenger/templates/nginx/confirm_extra_configure_flags.txt.erb
/usr/share/passenger/templates/nginx/deployment_example.txt.erb
/usr/share/passenger/templates/nginx/nginx_module_sources_not_available.txt.erb
/usr/share/passenger/templates/nginx/other_nginx_installations_exist.txt.erb
/usr/share/passenger/templates/nginx/pcre_checksum_could_not_be_verified.txt.erb
/usr/share/passenger/templates/nginx/pcre_could_not_be_downloaded.txt.erb
/usr/share/passenger/templates/nginx/pcre_could_not_be_extracted.txt.erb
/usr/share/passenger/templates/nginx/possible_solutions_for_compilation_and_installation_problems.txt.erb
/usr/share/passenger/templates/nginx/possible_solutions_for_download_and_extraction_problems.txt.erb
/usr/share/passenger/templates/nginx/query_download_and_install.txt.erb
/usr/share/passenger/templates/nginx/welcome.txt.erb