Add typed prompt sources and backend inheritance

2026-11-06 15:27:08 +00:00
parent ea63a7b0ff
commit 27966c1686
3 changed files with 140 additions and 1 deletions
--- a/docs/roadmap/implementation.md
+++ b/docs/roadmap/implementation.md
@@ -470,6 +470,10 @@ Do not introduce benchmark thresholds or additional release gates.

 ## Stage 9: Add Typed Backend Inheritance And Prompt Sources

+**Completed:** Backend inheritance and the typed prompt mapping constructor
+follow the existing ConfigKit source pattern. Existing focused programmatic
+source and inspection tests pass; composition coverage follows next.
+
 **Scope:** Public mapping-constructor implementation and GoDoc.

 1. Add `Extends *string` to `BackendConfig` and encode it in `BackendSource`