docs(standards): align layering docs with the port seam; split runtime vs wiring diagrams

standards/src/lib/03_composition_root.md

@@ -20,7 +20,7 @@ Plus named infrastructure adaptors:
 - `progress_bus` — progress/event bus.
 - `<vendor>_<kind>` — fetchers, clients, stores.
 
-The API stores the dict on `app.state.resources` during lifespan startup.
+The API stores the dict on `app.state.db_resources` during lifespan startup.
 Handlers read from it; nothing imports concrete adapters.
 
 ## Shape
@@ -85,5 +85,5 @@ Also expose `get_db()` (raw database handle) and pure helpers such as
 
 - `init()` is **idempotent**.
 - The composition root is the only place that imports concrete adapters.
-- Handlers never call `init()`; they read `request.app.state.resources`.
+- Handlers never call `init()`; they read `request.app.state.db_resources`.
 - Scripts call `init()` / `shutdown()` around their work.