This function creates a YAML file with the placeholder text to define a new
rule. The file is stored in inst/flir/rules and will be available to users
of your package if they use flir.
To create a new rule that you can use in the current project only, use
add_new_rule() instead.
export_new_rule(name, path)Create new file(s) but doesn't return anything
Name(s) of the rule. Cannot contain white space.
Path to package or project root. If NULL (default), uses ".".