Restore previous bible/ content as bible-local/

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

bible-local/kit/examples/integration/greenfield-app/README.md

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+# Greenfield App Integration Notes (Example)
+
+Suggested use:
+
+- apply `ai-rules`
+- apply `bible-core` (or merge selectively if a Bible already exists)
+- apply `ui-theme-vapor` for active visual baseline (CSS + icon sprite)
+- copy selected UI patterns into new modules/pages
+
+Keep domain-specific business rules in the host project's own Bible.