Set release date

oschwald · oschwald · commit 71f02c1d8687 · 2023-12-05T09:18:59.000-08:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,8 +1,9 @@
 CHANGELOG
 =========
 
-3.1.0
+3.1.0 (2023-12-05)
 ------------------
+
 * Reader supports iterating over the whole database or within a network.
 
 3.0.0 (2022-12-12)
