docs: fix stale FEATURES.md refs to docs/features.md

Author: Patel230

AGENTS.md

@@ -127,14 +127,14 @@ test: add coverage for guardian
 
 ### Adding a New Feature
 
-1. Check FEATURES.md for the feature list and conventions
+1. Check docs/features.md for the feature list and conventions
 2. Place code in the appropriate `internal/` package
 3. Follow existing patterns (e.g., context providers are pluggable)
 4. Add tests and update documentation
 
 ## File Organization Notes
 
-- `FEATURES.md` — Complete feature reference with 100 features across 12 categories
+- `docs/features.md` — Complete feature reference with 100 features across 12 categories
 - `CONTRIBUTING.md` — PR process, commit conventions
 - `docs/` — Architecture details, security model, ecosystem message flow
 - `external/` — Ecosystem repo checkouts for `go.work` development