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codice: - Watch-DiskSpace.ps1: Event Log source CI-DiskAlert -> CI-DiskSpaceAlert (allineato con task scheduler CI-DiskSpaceAlert) - Watch-RunnerHealth.ps1: maintenance flag salta restart se F:\CI\State\runner-maintenance.flag esiste - Invoke-CIJob.ps1: - param WebhookUrl (default '') per alert webhook - sanity check TemplatePath: Write-Warning se non sotto F:\CI\Templates\ - 90-min duration warning: Start-Job che posta [WARNING] dopo 5400s - finally: Remove-Job per cancellare il warn se build finisce prima docs: - BEST-PRACTICES.md sezione 11: VMware HGFS write semantics e cache-poisoning risk - final-master-plan.md: marcati done post-failure diagnostics, UseSharedCache, VMDK SHA256, SSH host-key, template-refresh runbook, 90-min warn, HGFS, Event Log names, TemplatePath sanity, maintenance flag, Setup-Host pass docs, emoji-free webhooks