v2.2.2

Core

• feat(plugin): close official marketplace publishing loop (@EricSanchezok)
• Fix blueprint loop continuation messaging (@EricSanchezok)
• fix(bash): clean up spawn failures (@EricSanchezok)
• feat(session): continue blueprint loops after idle (@EricSanchezok)
• Rename engram subsystem to library (@EricSanchezok)
• Add local observability diagnostics (@EricSanchezok)
• feat(session): split rollback from file restore (@EricSanchezok)