apply always fails with "No plan found" — Planner is reconstructed per call, last_plan never survives between plan() and apply()

P0/v0.5: Causal Engine — PyWhy wrapper + Rust sensemakr + deep_causality + CIVeX upgrade

P2: onto_action_policy_check — ARGOS-style governance for state-changing actions (ISWC 2025 WOP)

P1: onto_segment_retrieve — TBox-slice retrieval for ontology-grounded RAG (SEMANTiCS 2025 GrOWL-RAG)

P1: onto_owl_shacl_coevolve_check — combined OWL+SHACL validation (K-CAP 2025)

P2: onto_classify_el — OWL-EL reasoner integration (HermiT/ELK over Oxigraph)

P1: onto_cq_run — competency-question runner with VSPO pitfall validation

P2 (IES4): MCP-over-IES-RAG demo — open niche nobody is filling

Add batch/pipe mode for CLI tools