feat(jupyterhub): add JupyterHub

jupyterhub/images/datastack-cuda-notebook/ipython_kernel_config.py

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+# Configuration file for ipython-kernel.
+# See <https://ipython.readthedocs.io/en/stable/config/options/kernel.html>
+
+# With IPython >= 6.0.0, all outputs to stdout/stderr are captured.
+# It is the case for subprocesses and output of compiled libraries like Spark.
+# Those logs now both head to notebook logs and in notebooks outputs.
+# Logs are particularly verbose with Spark, that is why we turn them off through this flag.
+# <https://github.com/jupyter/docker-stacks/issues/1423>
+
+# Attempt to capture and forward low-level output, e.g. produced by Extension libraries.
+# Default: True
+# type:ignore
+c.IPKernelApp.capture_fd_output = False  # noqa: F821