* serving/ssl: add 90d warning about letsencrypt
I don't think certbot method listed here is renewing LE certs. It's especially
important as LE certs expire every 90 days, so I'm adding a warning.
Also using the Let's Encrypt spelling.
Signed-off-by: Ahmet Alp Balkan <ahmetb@google.com>
* move warning up
* Update using-an-ssl-cert.md
* Add instruction to use LetsEncrypt through CertManager.
* Split GCP specific instruction to its own file.
* Rename using-cert-mananger-on-gcp.md to using-cert-manager-on-gcp.md
* Update using-an-ssl-cert.md
* Update using-cert-manager-on-gcp.md
* Update instruction based on PR feedback.
* Fix code snippet highlighting.
* Update using-cert-manager-on-gcp.md
* Update per PR feedback
* Update per PR feedback.
* Doc edits
* Update docs to use kubectl long flags
* adding back in the --filename flag (lost when manually merged)
* notice a few missed
* notice a few missed '-f' flags
* change -o to --output