audit work

src/__Libraries/StellaOps.DependencyInjection/AGENTS.md

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+# Dependency Injection Charter
+
+## Mission
+Provide DI conventions and fail-fast options validation helpers.
+
+## Responsibilities
+- Keep registration deterministic and explicit.
+- Ensure validation errors are actionable.
+- Track task status in `TASKS.md`.
+
+## Required Reading
+- `docs/modules/platform/architecture-overview.md`
+
+## Working Agreement
+- 1. Update task status in the sprint file and local `TASKS.md`.
+- 2. Register validators through `IValidateOptions<TOptions>` consistently.
+- 3. Add tests for registration and validation behavior.