Validation summary
- YAML parse: PASS (PyYAML safe_load)
- Task_A embedded Python compile: PASS
- Generated files:
  - stage_2_task_A_B_C_updated_v2.patch
  - stage_2_task_A_B_C_updated_v2.yaml

Applied change scope
- Task_A:
  - added client_goal.json optional read
  - added top-level client_context to claim_identification_view
  - added claim_object_cluster_id per item
  - added hard_gate_flags per item
- Task_B:
  - replaced input_interpretation_priority
  - replaced client_meeting_priority_rules
  - replaced chain_build_rules
  - replaced party_direction_rules
  - inserted parallel_remedy_suppression_rules
  - inserted evidence_gate_rules
  - replaced classification_rules
  - replaced completeness_rules
  - replaced dynamic tail source_order
  - replaced dynamic tail reading_scope
