Sets the RSPACE_API_URL
environment variable to the provided RSpace API URL.
The RSpace API URL is likely the URL of your RSpace instance followed by api/v1
.
Details
This will only set the environment variable for the current session,
to set it permanently, add RSPACE_API_URL=<your_api_url_here>
to your .Renviron
file,
for example, using usethis::edit_r_environ()
.