Convert research spines into executable study plans

Convert research spine into study design

Research projects needing rigorous study design that maps claims to evidence modes before execution.

• · confirmed_research_spine.md
• · sota_gap_map.md
• · source_inventory.md
• · project_config.json

• · study_design_brief.md
• · analysis_plan.md
• · evaluation_plan.md
• · experiment_registry.md
• · threats_to_validity.md

Confirmed research spine exists (blocking rule)

• · Spine missing → blocks workflow
• · Evidence mode forced to template
• · Claims lack evidence paths

• · Study design table with rationale
• · Robustness & failure case cols
• · Multiple evidence modes supported