write our version string to .VERSION.txt in the root package dir

buildbucket/package.sh

@@ -80,6 +80,8 @@ cp $GGLM_DIR/libexec/* ./libexec/
 tar -xz -C ./libexec/python_runtime -f ../${conda_tb}
 # write a conda environment.yml to the python_runtime/ folder so that we can more easily audit what's included in our runtime between builds
 conda env export --file ./libexec/python_runtime/environment.yml
+# write our version string to a hidden VERSION text file
+echo "$version" > ./.VERSION.txt
 # Go back to original work directory
 cd ..