[pve-devel] [PATCH docs] acme: add note about validation delay

[Folke Gleumes]

The effect and unit of the validation delay was unclear from our
documentation, and the link to the acme.sh documentation didn't explain
it either

Signed-off-by: Folke Gleumes <f.gleumes at proxmox.com>
---
 certificate-management.adoc | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/certificate-management.adoc b/certificate-management.adoc
index 639c15a..3c2462f 100644
--- a/certificate-management.adoc
+++ b/certificate-management.adoc
@@ -177,7 +177,9 @@ interface (`Datacenter -> ACME`).
 [thumbnail="screenshot/gui-datacenter-acme-add-dns-plugin.png"]
 
 Choose `DNS` as challenge type. Then you can select your API provider, enter
-the credential data to access your account over their API.
+the credential data to access your account over their API. The validation delay determines the
+time in seconds between setting the DNS record and prompting the ACME provider to validate it,
+as providers often need some time for the record to propagate in their infrastructure.
 
 TIP: See the acme.sh
 https://github.com/acmesh-official/acme.sh/wiki/dnsapi#how-to-use-dns-api[How to use DNS API]
-- 
2.39.2