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

standards/src/wiki/04_development/01_testing.md

@@ -20,7 +20,7 @@ tests/
 ## 🚀 Integration tests
 
 - Build the app with `TestClient`.
-- Replace `app.state.resources` with fake repositories/services so no database
+- Replace `app.state.db_resources` with fake repositories/services so no database
   is required.
 - Patch the auth introspection call (`httpx.AsyncClient.post`) to return a
   canned identity.
@@ -29,7 +29,7 @@ tests/
 
 ```python
 client = TestClient(app)
-app.state.resources = {"item_svc": FakeItemService(), ...}
+app.state.db_resources = {"item_svc": FakeItemService(), ...}
 
 def test_create_item():
     r = client.post("/items", json={"name": "x"})