Signed-off-by: Andrei Kvapil <kvapss@gmail.com>
<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit
- **New Features**
- Introduced a new configuration option for specifying the method to
handle external traffic. Users can now choose between "WholeIP" and
"PortList" (default) across virtual machine and instance deployments.
- Service settings now adjust automatically based on the selected
external traffic method.
- **Documentation**
- Updated configuration guides to include details on the new
`externalMethod` parameter and its usage for managing external traffic.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
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Signed-off-by: Andrei Kvapil <kvapss@gmail.com>