feat: add temporal context and contextual help

docs/DOCUMENTATION_MAP.md

@@ -17,6 +17,8 @@ operator, and roadmap pages.
 | Action/effect automation layer | `ACTION_EFFECT_AUTOMATION_LAYER.md` | Action/effect contracts, consequence preview, runner semantics, and module boundary for automation. |
 | External references and integration maturity | `EXTERNAL_REFERENCES_AND_INTEGRATION_MATURITY.md` | Stable external identity and cumulative connector maturity; configured source authority is defined by the meta target architecture. |
 | Institutional context and governed references | `INSTITUTIONAL_CONTEXT_CONTRACT.md` | Shared temporal, actor/representation, institution, mandate, service, party, decision, evidence, legal-basis, information-governance, presentation, and geo DTO/provider contracts. |
+| Temporal data read context | `TEMPORAL_DATA_CONTEXT.md` | Valid-time and recorded-time titlebar selection, HTTP/cache contract, security boundary, and module-adoption rule. |
+| Context-sensitive F1 help | `CONTEXTUAL_HELP_CONTRACT.md` | Focus, route, module-manifest documentation contexts, Docs projection, and hosted fallback. |
 | Postbox E2EE target architecture | `POSTBOX_E2EE_ARCHITECTURE.md` | Strategic encrypted postbox/mailbox model, key ownership, role mailbox semantics, and retraction limits. |
 | Shared state, runtime coordination, and recovery | `STATE_AND_RECOVERY_CONTRACT.md` | State profiles, object storage, node registration/drain, fenced leases, migration ordering, and recovery evidence. |
 | Module lifecycle recovery | `MODULE_LIFECYCLE_RECOVERY.md` | Installer/live-graph recovery modes, deployment fence, evidence, retry blocking, and operator reconciliation. |