Update services.md

Add an admonition that running docker in an unprivileged LXC is not supported and will result in the ping feature being non-functional per this discussion with Shamoon: https://github.com/gethomepage/homepage/discussions/4632#discussioncomment-11894402
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A Literal Midwestern Rodent 2025-01-20 14:30:52 -06:00 committed by GitHub
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@ -178,6 +178,10 @@ To use a local icon, first create a Docker mount to `/app/public/icons` and then
Services may have an optional `ping` property that allows you to monitor the availability of an external host. As of v0.8.0, the ping feature attempts to use a true (ICMP) ping command on the underlying host. Currently, only IPv4 is supported. Services may have an optional `ping` property that allows you to monitor the availability of an external host. As of v0.8.0, the ping feature attempts to use a true (ICMP) ping command on the underlying host. Currently, only IPv4 is supported.
!!! warning
The ping utility will not function when Homepage is run on docker within an unprivileged LXC. This is not a bug, and running Homepage in this configuration is not supported. Unprivileged LXCs do not have permission to use the underlying host's ping command. See [this discussion](https://github.com/gethomepage/homepage/discussions/4632#discussioncomment-11894402) for more information.
```yaml ```yaml
- Group A: - Group A:
- Sonarr: - Sonarr: