PR Template - Sprint 21 Task 05

Task

Reject non-canonical manifest submissions.

Summary

• Added strict parse-and-validate path and orchestrator runtime method for non-canonical rejection.

Scope

• src/pkg/orchestrator/manifest.py
• src/pkg/orchestrator/engine.py
• tests/unit/test_orchestrator_manifest.py
• tests/unit/test_orchestrator_engine_aaa.py

Validation

• PYTHONPATH=src .venv/bin/pytest -q tests/unit/test_orchestrator_manifest.py tests/unit/test_orchestrator_engine_aaa.py