Forward glossary provenance without transcript substitution

src/mka/application/glossary.py

@@ -355,6 +355,11 @@ def render_glossary_terms(entries: Iterable[GlossaryEntry]) -> list[str]:
     return rendered
 
 
+def glossary_alias_mapping(entries: Iterable[GlossaryEntry]) -> dict[str, str]:
+    """Return explicit alias configuration for provenance, not substitution."""
+    return {alias: entry.canonical_term for entry in entries for alias in entry.aliases}
+
+
 def _timestamp() -> str:
     return datetime.now(UTC).isoformat(timespec="seconds")