enable debug output

Author: rendner

Dockerfile

@@ -35,8 +35,13 @@ RUN mkdir "$pandas_home" \
 # we just update the base/root from the 'environment.yml' file instead of creating a new one.
 #
 # Set up environment
+RUN conda config --set channel_priority strict
 RUN conda install -n base -y -c conda-forge mamba
-RUN mamba env update -n base -f "$pandas_home/environment.yml"
+RUN conda info -a \
+    && conda config --show-sources \
+    && which mamba \
+    && mamba info -a
+RUN mamba env update -vv -n base -f "$pandas_home/environment.yml"
 
 # Build C extensions and pandas
 SHELL ["/bin/bash", "-c"]