chore: refine github copilot instructions

Signed-off-by: Jérôme Benoit <jerome.benoit@piment-noir.org>

diff --git a/.github/copilot-instructions.md b/.github/copilot-instructions.md
index 7654c39a3c2fc8c197ae9d6e0292df8d2a6c345c..45a49ae0814f0052f266a4ad3769a9409c397e2b 100644 (file)
--- a/.github/copilot-instructions.md
+++ b/.github/copilot-instructions.md
@@ -41,7 +41,7 @@ These instructions guide GitHub Copilot to generate changes consistent with this
 - **Interpretation**: include threshold guidelines; avoid overclaiming certainty.
 - **Artifacts**: timestamp outputs; include configuration metadata.
 
-# Documentation conventions
+## Documentation conventions
 
 - **Clarity**: plain, unambiguous language; avoid marketing jargon and speculation.
 - **Concision**: remove boilerplate; state facts directly without redundant phrasing.