Complete SAND-WP-0001: bootstrap Python dev workflow

Scaffold sandboxer package (src layout, typer CLI stub, pytest, ruff),
Makefile targets, and document install/test/lint/build commands in
AGENTS.md and stack-and-commands.md. Mark bootstrap workplan finished.

workplans/SAND-WP-0001-statehub-bootstrap.md

@@ -4,12 +4,11 @@ type: workplan
 title: "Bootstrap State Hub integration"
 domain: infotech
 repo: sand-boxer
-status: ready
+status: finished
 owner: codex
 topic_slug: custodian
 created: "2026-06-22"
 updated: "2026-06-22"
-status: active
 state_hub_workstream_id: "a57d0248-f6aa-42d1-9e33-144cb0b8c577"
 ---
 
@@ -33,7 +32,7 @@ Replace generated placeholders with repo-specific facts where needed.
 
 ```task
 id: SAND-WP-0001-T02
-status: todo
+status: done
 priority: high
 state_hub_task_id: "30ea8a5c-81db-44b9-aeac-c970d9587e46"
 ```
@@ -42,6 +41,11 @@ Identify the repo's install, test, lint, build, and run commands. Add or refine
 those commands in the agent instructions so future coding sessions can verify
 changes confidently.
 
+Scaffolded Python package (`src/sandboxer/`, `pyproject.toml`, `tests/`,
+`Makefile`). Documented workflow in `AGENTS.md` and
+`.claude/rules/stack-and-commands.md`. Verified: `make setup`, `make check`,
+`make build`, `make cli-version`.
+
 ## Seed First Real Workplan
 
 ```task

workplans/SAND-WP-0002-meta-framework-foundation.md

@@ -20,8 +20,8 @@ from `the-custodian/e2e-framework/`.
 
 **Charter:** `INTENT.md`  
 **Research:** `research/03-meta-framework-synthesis.md`  
-**Predecessor:** SAND-WP-0001 (bootstrap; T02 dev workflow should complete in
-parallel or before T03 here)
+**Predecessor:** SAND-WP-0001 (bootstrap — finished; dev workflow scaffold in
+place; T03 package layout partially satisfied)
 
 ## Design meta-framework contracts