Revise the architecture plan to reflect an input -> chunk -> process -> merge -> normalize -> output workflow

docs/roadmap/2-framework-composition.md

@@ -6,8 +6,8 @@ This document describes planned work, not implemented behavior.
 
 ## Goal
 
-Prove the core contracts compose before adding real adapters, real extractors,
-or portable Audita infrastructure.
+Prove the core contracts compose before adding real stage modules or portable
+Audita infrastructure.
 
 This checkpoint should produce a minimal runner that can execute fake registered
 components from source input to artifact output in tests.
@@ -26,6 +26,8 @@ In scope:
 Out of scope:
 
 - real input parsing;
+- real input modules;
+- real process modules;
 - real LLM calls;
 - prompt assets;
 - response schema assets;
@@ -47,8 +49,8 @@ The repository should contain a minimal framework composition layer:
   artifacts.
 
 The runner should operate on already parsed source documents in this checkpoint.
-Raw input parsing and concrete input adapter behavior remain deferred to the
-Seriatim adapter checkpoint.
+Raw input parsing and concrete input module behavior remain deferred to the
+Seriatim input module checkpoint.
 
 Implementation staging belongs in
 [`implementation.md`](implementation.md).
@@ -58,7 +60,7 @@ Implementation staging belongs in
 - `go test ./...` passes.
 - Fake adapter/extractor/validator registrations work in tests.
 - The runner operates on `SourceDocument`, not transcript-specific structures.
-- The runner does not import concrete D&D extractor packages.
+- The runner does not import concrete D&D process module packages.
 
 ## Review Questions