services: virtual-build-machine: Use a non-volatile root file system.

This is a followup to e0ade40c2b, which
didn’t have the desired effect.

* gnu/services/virtualization.scm (virtual-build-machine-default-image):
Add ‘volatile-root?’ field.

Change-Id: I1a622f22cdd0f8f83860a6eb4a852518db3b46b7
This commit is contained in:
Ludovic Courtès 2024-02-18 11:28:28 +01:00
parent 4aa2dccd4e
commit 492b3a0c31
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@ -1239,6 +1239,7 @@ (define (virtual-build-machine-default-image config)
(virtual-build-machine-name config)))
(format 'compressed-qcow2)
(partition-table-type 'mbr)
(volatile-root? #f)
(shared-store? #f)
(size %default-virtual-build-machine-image-size)
(partitions (match (image-partitions base)