PR_26180_OWNER_005-repository-layout-scaffold Report

Executive Summary

PASS - Created the initial repository layout scaffold for the Repository Architecture Simplification workstream. The PR adds empty tracked shells for www/, api/, and dev/local-runtime/ and updates Project Instructions, canonical structure, project state, architecture plan status, and BACKLOG_MASTER status only.

No browser-served application files, API/server files, tests, scripts, runtime code, UI pages, database files, or package commands were moved or changed.

Stack Metadata

• Workstream: Repository Architecture Simplification
• PR model: Stacked PR
• Stack step: 1 of 8 after baseline architecture plan
• Previous dependency: PR_26180_OWNER_004-repository-layout-architecture-plan
• Current PR: PR_26180_OWNER_005-repository-layout-scaffold
• Next dependency: PR_26180_OWNER_006-move-www-application
• Base branch for GitHub PR: PR_26180_OWNER_004-repository-layout-architecture-plan
• Source branch: PR_26180_OWNER_005-repository-layout-scaffold

Scope

• Added www/.gitkeep.
• Added api/.gitkeep.
• Added dev/local-runtime/.gitkeep.
• Updated canonical repository structure governance to recognize the new scaffold destinations.
• Updated Project Instructions version from 2026.06.28.004 to 2026.06.28.005.
• Updated repository layout architecture plan with the active stacked PR sequence.
• Updated BACKLOG_MASTER.md to mark Repository Architecture Simplification active at 10%.

Baseline Observation

GitHub reported baseline PR #283 as open draft and conflicting against main at the time this stacked branch was created. This PR is still correctly stacked on the baseline branch named by Owner direction. The baseline must be resolved before this stack can merge into main.

Runtime Impact

None. This is a scaffold/governance-only PR and does not move application files or alter commands.

Validation

• git diff --check: PASS
• npm run validate:canonical-structure: PASS
• Targeted tests: Not impacted; scaffold/governance only
• Playwright: Not impacted; no browser-served files moved

Artifact

• dev/workspace/zips/PR_26180_OWNER_005-repository-layout-scaffold_delta.zip generated locally