feat(kb): przenosiny type=subsystem do kb/subsystems/ (18 plikow, bez SPLIT)
public (wzorce/schematy, bez IP/portow/sciezek hostow): observer,
capability-model, event-system, standards, agent-operating-procedures,
service-model, action-approval-model.
private: recon-multiagent, fleet-inventory, fleet-inventory-verify,
kb-mail-pillar, kb-documents-pillar, topology, agent-system.
deprecated (martwe stuby z 2026-04-15) — visibility private wg
rozstrzygniecia 6: access-model, core-stack, legacy-services-list, networking.
git mv + frontmatter, tresc nietknieta.
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
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