[DCO] DCO.md signed by Christoph

Developer Certificates of Origin established using https://github.com/Stream44/dco

Signed-off-by: Christoph <christoph@christoph.diy>

Author: cadorn

.dco-signatures

@@ -0,0 +1,9 @@
+# DCO Signatures
+
+This file contains a permanent record of all Developer Certificate of Origin (DCO) agreements.
+Each contributor who has agreed to the DCO.md is listed below with their signing date.
+Format: name <email> | signed: <date> | agreement: <commit> (<agreement_change_date>) [| signature: <key_fingerprint>]
+
+---
+
+Christoph <christoph@christoph.diy> | signed: 2026-02-19 21:55:19 UTC | agreement: 7b283fcb29df2554e900991eb46fb6c6b03b0652 (2026-02-19 16:55:16 -0500) | signature: SHA256:PJKqkaWh/+N7Zkmr59Zvgi92ByLmULIUMbubiUiY8X4