Suggestion: Add a command line option to execute all cells of a notebook on opening

[jmandreoli]

Title says it all.

[welcome[bot]]

Thank you for opening your first issue in this project! Engagement like this is essential for open source projects! :hugs:
If you haven't done so already, check out Jupyter's Code of Conduct. Also, please try to follow the issue template as it helps other other community members to contribute more effectively. You can meet the other Jovyans by joining our Discourse forum. There is also an intro thread there where you can stop by and say Hi! :wave:
Welcome to the Jupyter community! :tada:

[JasonWeill]

There are many existing tools that can run all cells in a notebook, like Papermill. Keeping this issue open as an enhancement for JupyterLab Desktop to have a similar option.