add HostingerVM health-check and cleanup scripts
- vm-health-check.sh: read-only checks for disk, load, RAM, swap,
Docker containers (crash-loops + healthchecks), build cache, journal.
Flags: --quiet, --json, --notify (Telegram). Exit 0/1/2 = OK/WARN/CRIT.
- vm-cleanup.sh: safe periodic cleanup.
Default (weekly): build cache, journal, apt, npm, .next/cache.
--full (monthly): adds docker system prune, pnpm store, old logs, HOLD cleanup.
--dry-run, --install-cron, --uninstall-cron.
Logs to /var/log/vm-cleanup.log.
Related: docs/hostinger-vm-maintenance.md, scripts/VMs/HostingerVM/CRON_SETUP.md
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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