Add support for `added_to_project_v2` and `project_v2_item_status_changed`

As seen on e.g. https://mirror.b10c.me/bitcoin-bitcoin/35054/


<img width="490" height="132" alt="Image" src="https://github.com/user-attachments/assets/35bc63e0-5c38-421b-924e-44a8ac2d6f45" />