joey/new docs gen

[itsjoeoui]

• docstring json generator for a nicer display on docs
• maybe this will work?
• get dirname instead
• Update output path
• fix derp
• update

Description

• I've included a concise description of what each node does

Styleguide

• My node adheres to the styleguide for Flojoy nodes

Docs

• I've submitted a PR for a documentation page for the new node(s) that contains usage examples (see docs.flojoy.io)

Testing

• This PR includes a unit test (example here and/or ideally a screenshot of the node's output on an example app.