governance: add planning/architecture rule (plan ahead, module map, avoid refactors); propagate to system prompts, AGENTS templates, proposal, and plan

collab/plan/01-codexhelper.llm.md

@@ -18,6 +18,7 @@
   - Governance/propagation: update prompts/global and seed/project AGENTS when norms change.
   - Safety: `--force` for overwrite; never `git push`; runs under `<project>/runs/<ts>/`.
   - Zero Technical Debt: production-ready always; no deferring docs/tests/refactors.
+  - Planning/Architecture: plan ahead; maintain architecture/module map; implement module-by-module; avoid refactors unless plans/docs updated due to new info.
 
 - Deliverables:
   - `CodexHelper` bash script
@@ -26,6 +27,7 @@
   - `templates/project/<ModeName>/...` (optional mode-specific add-ons; start minimal)
   - `docs/wrapper.md` and README updates
   - Test harness (`bats`), `tests/` with coverage of all CLI paths
+  - `docs/architecture.md` and ADRs for key decisions
 
 - Implementation details:
   - Guard where running: inside repo → only `new-mode` allowed.
@@ -43,6 +45,7 @@
   - `prompts/global/` used in composition.
   - Tests: all features covered by unit/integration tests (bats); TDD observed (tests committed alongside implementation); CI/local test script present.
   - Zero Debt: docs updated; no pending TODOs/deferrals; production-ready criteria met.
+  - Planning/Architecture: architecture/module map exists and matches implemented modules; no unplanned refactors.
 
 - Open choices (defaulting now):
   - Include empty `prompts/style.md`: Yes.