Outline template(s) for `evcxr_jupyter`

[nuke-web3]

https://github.com/google/evcxr/tree/HEAD/evcxr_jupyter

This REPL within the Jupyter IDE is likely better for everyone to use and structure activities and/or workshops.

Example: https://github.com/google/evcxr/blob/main/evcxr_jupyter/samples/evcxr_jupyter_tour.ipynb

look to emulate this great work https://starkware.co/stark-101/

Need to include HTG for SMEs on how to use this tooling, for those new. Example: https://youtu.be/HW29067qVWk?t=248

[nuke-web3]

More context in #27 to reference.

[nuke-web3]

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