Update changelog.

Peter554 · Peter554 · commit acb4720436f4 · 2025-08-08T22:04:01.000+02:00
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
@@ -7,6 +7,7 @@ Unreleased
 
 * Add closed layers to layer contract.
 * Rename default repository branch to 'main'.
+* Optimise `find_shortest_chains` query.
 
 3.9 (2025-05-05)
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