Update

Author: forman

CHANGES.md

@@ -2,11 +2,26 @@
 
 ### Enhancements
 
-* Added a section in the notebook `examples/zappend-demo.ipynb`
-  that demonstrates transaction rollbacks.
+* The configuration setting  `attrs` can now be used to define dynamically 
+  computed dataset attributes using the syntax `{{ expression }}`. [#60]
+  
+  Example:
+  ```yaml
+  permit_eval: true
+  attrs:
+    title: HROC Ocean Colour Monthly Composite
+    time_coverage_start: {{ lower_bound(ds.time) }}
+    time_coverage_end: {{ upper_bound(ds.time) }}
+  ```
+
+* Introduced new configuration setting `attrs_update_mode` that controls 
+  how dataset attributes are updated. [#59]
 
 * Added CLI option `--traceback`. [#57]
 
+* Added a section in the notebook `examples/zappend-demo.ipynb`
+  that demonstrates transaction rollbacks.
+
 
 ## Version 0.4.1 (from 2024-02-13)