Clean ProjectInstructions dev root

Author: ToolboxAid

docs_build/dev/BUILD_PR.md

@@ -12,7 +12,9 @@ This `BUILD_PR.md`, `PLAN_PR.md`, and the user request are the source of truth f
 
 - Audit repo for ProjectInstructions / project instructions duplicates.
 - Establish `docs_build/dev/ProjectInstructions/` as the only active source.
-- Mark all other ProjectInstructions-style sources changed by this PR as deprecated references.
+- Remove duplicate active instruction files from `docs_build/dev/` root.
+- Remove stale one-off PR/restart files from `docs_build/dev/` root.
+- Keep preserved historical ProjectInstructions material reference-only.
 - Update active team start/governance docs to reference only `docs_build/dev/ProjectInstructions/`.
 - Add EOD main lock, next-day reset governance, and canonical START / WORK / END branch lifecycle rules.
 - Add required reports under `docs_build/dev/reports/`.
@@ -21,14 +23,33 @@ This `BUILD_PR.md`, `PLAN_PR.md`, and the user request are the source of truth f
 
 - `docs_build/dev/PLAN_PR.md`
 - `docs_build/dev/BUILD_PR.md`
-- `docs_build/dev/PROJECT_INSTRUCTIONS.md`
 - `docs_build/dev/ProjectInstructions/README.txt`
 - `docs_build/dev/ProjectInstructions/PROJECT_INSTRUCTIONS.md`
 - `docs_build/dev/ProjectInstructions/TEAM_START_COMMANDS.md`
 - `docs_build/dev/ProjectInstructions/team_assignments/TEAM_ASSIGNMENTS.md`
 - `docs_build/dev/ProjectInstructions/addendums/*.md`
 - `project-instructions/README.md`
 - `project-instructions/addendums/*.md`
+- `docs_build/dev/PROJECT_INSTRUCTIONS.md` (delete)
+- `docs_build/dev/PROJECT_MULTI_PC.txt` (delete)
+- `docs_build/dev/BUILD_PR_LEVEL_10_6B_STANDALONE_SAMPLE_GENERIC_FAILURE_CLOSEOUT.md` (delete)
+- `docs_build/dev/PLAN_PR_LEVEL_10_6B_STANDALONE_SAMPLE_GENERIC_FAILURE_CLOSEOUT.md` (delete)
+- `docs_build/dev/codex_commands.md` (delete)
+- `docs_build/dev/codex_rules.md` (delete)
+- `docs_build/dev/commit_comment.txt` (delete)
+- `docs_build/dev/next_command.txt` (delete if present)
+- `docs_build/dev/NEXT_RESTART.md` (delete)
+- `docs_build/dev/restart_notes_11_105.md` (delete)
+- `docs_build/dev/restart_notes_11_110.md` (delete)
+- `docs_build/dev/restart_notes_11_111.md` (delete)
+- `docs_build/dev/restart_notes_11_112.md` (delete)
+- `docs_build/dev/restart_notes_11_116.md` (delete)
+- `docs_build/dev/restart_notes_11_118.md` (delete)
+- `docs_build/dev/restart_notes_11_119.md` (delete)
+- `docs_build/dev/restart_notes_11_120.md` (delete)
+- `docs_build/dev/restart_notes_11_121.md` (delete)
+- `docs_build/dev/restart_notes_11_122.md` (delete)
+- `docs_build/dev/restart_notes_11_123.md` (delete)
 - `docs_build/dev/reports/PR_26177_OWNER_007-project-instructions-single-source-eod-lock*.md`
 - `docs_build/dev/reports/codex_review.diff`
 - `docs_build/dev/reports/codex_changed_files.txt`
@@ -45,7 +66,10 @@ This `BUILD_PR.md`, `PLAN_PR.md`, and the user request are the source of truth f
 Run:
 
 ```powershell
-rg -n 'project-instructions/addendums|docs_build/dev/PROJECT_INSTRUCTIONS.md.*source of truth|Codex must always read `docs_build/dev/PROJECT_INSTRUCTIONS.md`|Read `docs_build/dev/PROJECT_INSTRUCTIONS.md`' docs_build/dev/ProjectInstructions docs_build/dev/PROJECT_INSTRUCTIONS.md project-instructions
+Test-Path docs_build/dev/PROJECT_INSTRUCTIONS.md
+Test-Path docs_build/dev/PROJECT_MULTI_PC.txt
+rg -n 'only active Project Instructions source|docs_build/dev/ProjectInstructions/' docs_build/dev/ProjectInstructions
+rg -n 'docs_build/dev/PROJECT_INSTRUCTIONS.md.*source of truth|Codex must always read `docs_build/dev/PROJECT_INSTRUCTIONS.md`|Read `docs_build/dev/PROJECT_INSTRUCTIONS.md`' docs_build/dev/ProjectInstructions project-instructions
 rg -n "Branch Lifecycle \\(Canonical\\)|Every PR follows exactly three phases|^START$|^WORK$|^END$|Mandatory Hard Stops|tomorrow's official baseline|No commits on main|Never checkout main|Only after ALL four pass" docs_build/dev/ProjectInstructions
 git diff --name-only -- src assets toolbox games api serverside package.json package-lock.json docs_build/dev/start_of_day
 git diff --check

docs_build/dev/BUILD_PR_LEVEL_10_6B_STANDALONE_SAMPLE_GENERIC_FAILURE_CLOSEOUT.md

@@ -7,7 +7,9 @@ Make `docs_build/dev/ProjectInstructions/` the only active Project Instructions
 ## Scope
 
 - Audit ProjectInstructions and project instructions duplicates.
-- Mark legacy ProjectInstructions-style sources as deprecated reference material.
+- Delete duplicate active instruction files from `docs_build/dev/` root.
+- Delete stale one-off PR/restart files from `docs_build/dev/` root.
+- Preserve historical ProjectInstructions-style sources only as deprecated reference material.
 - Move active legacy addendums into `docs_build/dev/ProjectInstructions/addendums/`.
 - Update active team start and governance docs to reference only `docs_build/dev/ProjectInstructions/`.
 - Add EOD main lock, next-day reset, team PR branch creation gate, and canonical START / WORK / END branch lifecycle rules.
@@ -23,6 +25,7 @@ Make `docs_build/dev/ProjectInstructions/` the only active Project Instructions
 ## Validation Plan
 
 1. Run targeted grep/search proving no active duplicate ProjectInstructions source remains.
-2. Confirm EOD/Next Day and canonical START / WORK / END branch lifecycle rules appear in active governance docs.
-3. Confirm no product/runtime files changed.
-4. Run `git diff --check`.
+2. Confirm duplicate active root instruction files and stale one-off root files are absent.
+3. Confirm EOD/Next Day and canonical START / WORK / END branch lifecycle rules appear in active governance docs.
+4. Confirm no product/runtime files changed.
+5. Run `git diff --check`.