docs(policy): document dynamic value mappings

[alkalescent]

Summary

• explain Dynamic Value Mapping configuration, evaluation, resolver behavior, and constraints
• add a patient assignment example with matching outcomes
• link the page from the Policy overview

Testing

• vale docs/components/policy/dynamic-value-mappings.mdx docs/components/policy/index.md
• npm run check-vendored-yaml
• npm run build

Summary by CodeRabbit

• Documentation
  • Added comprehensive documentation for Dynamic Value Mappings, including configuration, composition, resolver operators, evaluation behavior, constraints, and CLI usage.
  • Added Dynamic Value Mappings to the policy documentation overview and relationship diagram.
  • Clarified key-status semantics and the requirements for maintaining alphabetical key-status sorting.
• New Features
  • Added key-status sorting as a supported policy key sorting option.

[coderabbitai]

Important

• 🔍 Trigger review

This repository does not receive automatic reviews because it has fewer than 10 stars.

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro Plus

Run ID: 477eb178-68c0-4956-a36b-3016d88c72f6

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro Plus

Run ID: 4a2e6133-36fb-457f-817b-33f24f6aee9f

📥 Commits

Reviewing files that changed from the base of the PR and between 8da9189 and f4f4b78.

📒 Files selected for processing (1)

• docs/components/policy/index.md

🚧 Files skipped from review as they are similar to previous changes (1)

• docs/components/policy/index.md

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📝 Walkthrough

Walkthrough

The PR adds Dynamic Value Mappings documentation and links it from the Policy documentation. It also updates policy specifications with KeyStatus sorting metadata and mapping requirements.

Changes

Dynamic Value Mappings

Layer / File(s)	Summary
Mapping concepts and configuration docs/components/policy/dynamic-value-mappings.mdx	Defines Dynamic Value Mappings, configuration, selectors, supported operators, evaluation behavior, and policy constraints.
Evaluation example and references docs/components/policy/dynamic-value-mappings.mdx	Adds a patient-assignment example and links to related Attribute, Subject Mapping, Entity Resolution, Action, CLI, and API documentation.
Policy documentation integration docs/components/policy/index.md	Adds Dynamic Value Mappings to the Policy relationship diagram and component list.

KeyStatus sorting specification

Layer / File(s)	Summary
KeyStatus mapping and sorting contract specs/policy/kasregistry/key_access_server_registry.openapi.yaml, specs/policy/objects.openapi.yaml, specs/policy/unsafe/unsafe.openapi.yaml	Documents the required key_status mapping and adds SORT_KAS_KEYS_TYPE_KEY_STATUS as a supported key-list sorting field.

Estimated code review effort: 2 (Simple) | ~10 minutes

Mergeability Score: ⚪ Minimal · up to f4f4b

This PR documents dynamic value mappings and updates related policy references and specifications. No actionable merge-blocking risk remains beyond normal checks and review.

Poem

A rabbit mapped each value with care,
Through resolvers hopping everywhere.
Key statuses sorted in rows,
Policy links now clearly show.
“Documentation blooms!” the rabbit sings,
With tidy rules and useful things.

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly summarizes the main change: adding documentation for Dynamic Value Mappings in the policy documentation.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch docs/dynamic-value-mappings

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[github-actions]

📄 Preview deployed to https://opentdf-docs-pr-385.surge.sh

[jp-ayyappan]

lgtm