feat(standards): fix F11-F16 and rebuild bundle (43 components) + trial findings

- F11 PopulateRule field_name/collection_name corrections
- F12 service adaptor update handles PopulatingRepository
- F13 nested-references section; F14 authless /users/me guidance
- F15 template ruff-clean; F16 stop vendoring .ruff_cache, ship .gitignore
- document --template-style in build_recipe/spec_first_routing; refresh collected
  openapi-first + standards bundle (12 modules, 43 components)
- add trial.md and trial_findings.md (F1-F16, re-trial A/B evidence)

standards/src/templates/app/interfaces/openapi.py

@@ -4,5 +4,6 @@ All handler functions — names must match openapi.yaml operationId values. The
 OpenAPI-first router resolves each operation to a handler by name, so this module
 re-exports every route handler from the subpackages into one flat namespace.
 """
+# ruff: noqa: F403
 from interfaces.item.routes import *
 from interfaces.job.routes import *