How to expose dynamic data source?

Question

Hi,
I've been following this tutorial on how to share data between web parts. Last year I've managed to make it work, but this time for some reason my dynamic data source does not appear on the list:
Important thing to note, it works fine when hosted locally, but when it's deployed and I'm trying to add these web parts to my modern page, the source is not on the list.
Source:

Consumer:

package.json:

Answer 1

Hi @karolis.stoncius ,
Based on my research and testing, I have achieved sharing data in two web parts based on the following documentation. You can refer to.

Reference:
https://www.c-sharpcorner.com/article/pass-data-between-web-parts-connected-web-parts-using-spfx/

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