Home Assistant Matter Server 9.0: Migration And Post-Upgrade Proof
A documentation-backed, testable runbook for Home Assistant Matter Server 9.0: Migration And Post-Upgrade Proof, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.
OPNsense 26.7 Migration: Source NAT, Legacy Rules, And Rollback
A documentation-backed, testable runbook for OPNsense 26.7 Migration: Source NAT, Legacy Rules, And Rollback, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.
RouterOS Stable Still Needs A Canary: A 7.23 Upgrade Runbook
A documentation-backed, testable runbook for RouterOS Stable Still Needs A Canary: A 7.23 Upgrade Runbook, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.
pfSense 26.03 System Patches: Auto-Apply Does Not Update The Package
A documentation-backed, testable runbook for pfSense 26.03 System Patches: Auto-Apply Does Not Update The Package, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.
Recyclarr 8.7 Security Response: Treat Template Sources as a Write Boundary
A Recyclarr security-response guide for template-provider path traversal: upgrade, inventory providers, protect secrets, compare generated files, and test safely.
Jellyfin 10.11.10+ Security: Treat Media as Untrusted Input
Contain untrusted Jellyfin media, preserve evidence, patch to the current stable release, restrict writable paths, validate clients, and recover without returning to a vulnerable version.
Patch Tailscale 1.98.9: Audit SSH, Serve, Funnel, And Services
A documentation-backed, testable runbook for Patch Tailscale 1.98.9: Audit SSH, Serve, Funnel, And Services, with safe defaults, validation evidence, failure modes, rollback, and publication-day checks.
Adding RAG: Chat with Documents Locally
A beginner-friendly guide to local document chat, embeddings, vector databases, Open WebUI knowledge bases, privacy, and common RAG mistakes.










