chore: remove stale include directives and add standards reference (#474)

Co-authored-by: wphillipmoore-claude <255925739+wphillipmoore-claude@users.noreply.github.com>

Author: wphillipmoore

AGENTS.md

@@ -1,7 +1,8 @@
 # mq-rest-admin-python Agent Instructions
 
-<!-- include: docs/standards-and-conventions.md -->
-<!-- include: ./docs/repository-standards.md -->
+**Standards reference**: <https://github.com/wphillipmoore/standards-and-conventions>
+— active standards documentation lives in the standard-tooling repository under `docs/`.
+Repository profile: `standard-tooling.toml`.
 
 ## User Overrides (Optional)
 

CLAUDE.md

@@ -2,8 +2,9 @@
 
 This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.
 
-<!-- include: docs/standards-and-conventions.md -->
-<!-- include: docs/repository-standards.md -->
+**Standards reference**: <https://github.com/wphillipmoore/standards-and-conventions>
+— active standards documentation lives in the standard-tooling repository under `docs/`.
+Repository profile: `standard-tooling.toml`.
 
 ## Auto-memory policy