TEST(wip): More debugging.

.docker/Dockerfile

@@ -36,6 +36,7 @@ CMD ls -al /authtoken; rm /authtoken/*; /wait-for-it.sh caosdb-server:10443 -t 5
     # ... put out general version information
     python3 --version && \
     python3 -c "import linkahead; print(linkahead.version.version)" && \
+    ls -alh /authtoken && \
     chown user /authtoken && \
     mkdir -p /extroot && \
     chown -R user /extroot && \