Node disk setup stability and UX

[tnozicka]

We need to enhance UX around setting up nodes with NodeConfig, observability and stability.

- [ ] https://github.com/scylladb/scylla-operator/issues/1558
- [ ] https://github.com/scylladb/scylla-operator/issues/1397
- [ ] https://github.com/scylladb/scylla-operator/issues/1426
- [ ] https://github.com/scylladb/scylla-operator/issues/1556
- [ ] https://github.com/scylladb/scylla-operator/issues/1557

[scylla-operator-bot[bot]]

The Scylla Operator project currently lacks enough contributors to adequately respond to all issues.

This bot triages un-triaged issues according to the following rules:

• After 30d of inactivity, lifecycle/stale is applied
• After 30d of inactivity since lifecycle/stale was applied, lifecycle/rotten is applied
• After 30d of inactivity since lifecycle/rotten was applied, the issue is closed

You can:

• Mark this issue as fresh with /remove-lifecycle stale
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/lifecycle stale

[tnozicka]

/remove-lifecycle stale /triage accepted