myasnikovdaniil 9369e61a56 [Backport release-1.4] fix(kubernetes): make node group resources optional when instanceType is set (#3157)
## What this PR does

Backport of #3121 to `release-1.4`.

Makes node group `resources` optional, so a node group sized purely by
`instanceType` (with `resources` omitted) passes `values.schema.json`
validation and installs. When a group sets both `instanceType` and
explicit `resources` (both `cpu` and `memory`), the explicit resources
take precedence: the instancetype is omitted from the rendered VM and
the per-group instancetype lookup is skipped, so KubeVirt does not
reject a VM that references an instancetype while overriding
`domain.cpu`/`memory`. A partial spec (only one of `cpu`/`memory`)
alongside an `instanceType` fails fast at render time.

Cherry-picked from `a349c753`; conflicts resolved against the
`release-1.4` tree (the management-cluster Talos worker bootstrap stack
present on `main` is not on this branch, so the schema/template/test
layout differ). Generated files (`values.schema.json`, `README.md`,
cozyrds, API types) regenerated with `make generate` to match. `helm
unittest` passes (130 tests), including the four new node-group sizing
cases adapted to this branch's document layout.

### Release note

```release-note
fix(kubernetes): make node group resources optional when instanceType is set
```
2026-07-03 12:54:13 +05:00
2025-10-08 09:43:34 +05:00
2025-04-01 18:48:14 +02:00
2024-02-08 12:04:32 +01:00
2026-04-16 14:30:51 +05:00
2026-03-17 02:57:52 +05:00

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