From 3e33021129f7785e93c28a03f94564d8a9a660be Mon Sep 17 00:00:00 2001 From: Marcel Date: Wed, 6 May 2026 12:54:43 +0200 Subject: [PATCH] docs(c4): add cross-diagram stub convention note to header The C4 standard doesn't define this pattern. Adding a one-sentence explanation so readers unfamiliar with the project's rendering convention understand what stub components outside System_Boundary blocks mean. Co-Authored-By: Claude Sonnet 4.6 --- docs/architecture/c4-diagrams.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/docs/architecture/c4-diagrams.md b/docs/architecture/c4-diagrams.md index a272c01c..67e8c53c 100644 --- a/docs/architecture/c4-diagrams.md +++ b/docs/architecture/c4-diagrams.md @@ -1,6 +1,8 @@ # Familienarchiv — C4 Architecture Diagrams > For domain terminology used in these diagrams, see [docs/GLOSSARY.md](../GLOSSARY.md). +> +> **Cross-diagram stubs:** Components placed outside a `System_Boundary` block with a "See diagram X" annotation are reference stubs — they represent a component fully defined in another sub-diagram and appear here only to show the cross-domain dependency without duplicating the full definition. ## Level 1 — System Context