Normalize agent instructions and workplan frontmatter (STATE-WP-0067)

- Align agent files with on-disk workplan prefixes (infer from workplan ids)
- Set workplan domain to registered domain_slug; add topic_slug where applicable
- Repair frontmatter delimiter formatting; migrate legacy task status literals
- Regenerate AGENTS.md, CLAUDE.md, and .claude/rules from State Hub templates

docs/README.md

@@ -0,0 +1,15 @@
+# ops-hub Docs
+
+This directory contains the first repo-local version of the HelixForge
+`HF-WP-0001` handoff.
+
+- `initial-inventory.md` defines the first environment, host, cluster, service,
+  and endpoint catalog.
+- `readiness-gates.md` defines the CoulombCore-to-ThreePhoenix readiness model.
+- `bootstrap-runbook.md` defines the operator-ready Inter-Hub bootstrap path.
+- `../seeds/ops-hub-manifest.draft.json` contains the initial capability
+  manifest draft.
+- `../seeds/ops-hub-widgets.seed.json` contains the initial widget seed.
+- `../seeds/ops-hub-bootstrap.sql` is an operator-approved fallback only; do
+  not use direct DB seeding while the supported Inter-Hub API path is viable or
+  pending.