Hey , thanks for raising this issue!
For your request, I’ve created a ticket and added it to Pipedream backlog, Pipedream component dev will take a look at it soon
[FEATURE] Gmail & Gmail Developer App - Improve Send Email action to allow attachments from tmp dir · Issue #12339 · PipedreamHQ/pipedream · GitHub. Kindly subscribe to the ticket to be noticed when the new feature is available.
For any feature that you need, you can simply raise a new issue on Pipedream open source repository here