feat(registry): scaffold HR workflow registry with assessment loop

Add workflow entries for INTENT assessment and automation-roadmap phases,
workflows.yaml index, assessment-loop stages, and capability.hr.workflow-catalog
for reuse-surface federation. Completes HUMAN-WP-0002.

registry/indexes/workflows.yaml

@@ -0,0 +1,37 @@
+version: 1
+updated: '2026-06-24'
+domain: consumer
+assessment_loop: registry/assessment-loop.md
+workflows:
+- id: workflow.hr.current-state-assessment
+  name: Current-State HR Assessment
+  summary: Inventory HR functions, processes, tools, and pain points to establish
+    a factual baseline before automation or redesign.
+  intent_phase: assessment
+  domain: consumer
+  status: draft
+  owner: human-resources
+  path: registry/workflows/workflow.hr.current-state-assessment.md
+  assessment_stage: inventory
+  tags:
+  - assessment
+  - current-state
+  - inventory
+  - planning
+- id: workflow.hr.automation-roadmap
+  name: HR Automation Roadmap
+  summary: Prioritize high-impact repetitive HR tasks for intelligent automation
+    while preserving human-led strategic and relational work.
+  intent_phase: automation-roadmap
+  domain: consumer
+  status: draft
+  owner: human-resources
+  path: registry/workflows/workflow.hr.automation-roadmap.md
+  assessment_stage: inventory
+  tags:
+  - automation
+  - roadmap
+  - prioritization
+  - planning
+  depends_on:
+  - workflow.hr.current-state-assessment