audit: partial -- refactor(contract): unify contract schemas to enable cross-pipeline artifact chaining

[nextlevelshit]

Audit Finding: partial

Original item: #654 — refactor(contract): unify contract schemas to enable cross-pipeline artifact chaining
Original URL: #654
Fidelity category: partial

Evidence

• '.wave/contracts/' found in: ./.claude/skills/wave/SKILL.md, ./internal/defaults/pipelines/plan-research.yaml
• 'go test ./internal/contract/...' found in: ./internal/contract/README.md, ./specs/584-llm-judge-contract/tasks.md
• 'docs/' found in: ./.claude/skills/golang/SKILL.md, ./.claude/skills/bmad/SKILL.md

Remediation

6 of 9 acceptance criteria not verified: - [ ] Audit all existing contract schemas and identify overlapping/redundant def; - [ ] Define shared base schemas for common artifact types (PR URL, review resul; - [ ] Ensure contract output of each pipeline step can be validated as input by

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Generated by wave-audit pipeline

[nextlevelshit]

Parent #654 closed 2026-03-29 (commit 79993eb), follow-up PR #1110 merged. Verified on main:

• Shared schemas at internal/defaults/contracts/shared-findings.schema.json, shared-review-verdict.schema.json, shared-pr-result.schema.json
• Pipelines using schema_path references (10+ occurrences across pipeline YAMLs inspected)
• impl-review-loop chains impl→PR→review with structured verdict
• Documentation: docs/guides/contract-chaining.md covers shared schema patterns
• bug-investigation.schema.json renamed from ambiguous findings.schema.json

All 9 original ACs satisfied.