Private data tutorial instructions:
fails on linux with error:
Reason is because base64 command on linux adds a problematic newline character to wrap after every 76 characters.
To fix this you can use
to eliminate the wrapping.
However -w option is not available in Alpine, therefore we will manually remove any existing newline characters, this will work across all platforms:
Thanks to tip at: https://superuser.com/a/1225334