docs: add note about TLD and wildcards (#16008)

Adds docs to hopefully help others avoid https://github.com/coder/coder/discussions/15708
This commit is contained in:
Spike Curtis
2025-01-02 14:01:28 +04:00
committed by GitHub
parent 75fa8cab9f
commit 18600d3620
+5
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@@ -44,6 +44,11 @@ coder server
or running [coder_apps](../templates/index.md) on an absolute path. Set this to
a wildcard subdomain that resolves to Coder (e.g. `*.coder.example.com`).
> Note: We do not recommend using a top-level-domain for Coder wildcard access
> (for example `*.workspaces`), even on private networks with split-DNS. Some
> browsers consider these "public" domains and will refuse Coder's cookies,
> which are vital to the proper operation of this feature.
If you are providing TLS certificates directly to the Coder server, either
1. Use a single certificate and key for both the root and wildcard domains.