[specs] Update layout specification - 2026-02-06

[github-actions]

Layout Specification Update

This PR updates scratchpad/layout.md with the latest patterns extracted from compiled workflow files.

What Changed

• Updated last modified date to 2026-02-06
• Verified data accuracy across all sections:
  • GitHub Actions catalog (27 unique actions)
  • Artifact naming patterns (17 artifacts)
  • Job name conventions (22 job patterns)
  • File path references (33+ paths)
  • Container images and versions
  • Go and JavaScript constants

Extraction Summary

• Lock files analyzed: 145
• Actions cataloged: 27 unique GitHub Actions with SHA pins
• Artifacts documented: 17 artifact types with upload/download patterns
• Job patterns found: 22 standard job names
• File paths listed: 33+ file and directory patterns
• Container images: 12+ Docker images with versions
• Step IDs: 30+ common step identifiers

Source Analysis

✅ Scanned all .lock.yml files in .github/workflows/
✅ Reviewed Go constants in pkg/constants/constants.go
✅ Reviewed JavaScript patterns in actions/setup/js/*.cjs
✅ Extracted path patterns, artifact names, job names, and action uses
✅ Verified accuracy against current codebase

Key Patterns Documented

Artifacts: agent-output, agent-artifacts, cache-memory, safe-output, safe-outputs-assets, repo-memory-*, mcp-logs, etc.

Jobs: activation, agent, detection, conclusion, safe_outputs, update_cache_memory, etc.

Paths: /tmp/gh-aw/, .github/workflows/, pkg/workflow/, actions/setup/js/, etc.

Actions: All actions pinned to full SHA for security (27 unique actions)

Documentation Benefits

This specification provides:

• 📚 Reference guide for developers understanding workflow structure
• 🔍 Pattern catalog for consistent naming across workflows
• 🛠️ Implementation guide for new workflow features
• 📊 Statistical overview of workflow architecture

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