You can make it. They released the API for 3rd party developers to make things like that. I’d rather they focus on core features that aren’t possible via API, personally.
Taking my phone out of my pocket is too much effort so I just speak into a dedicated key of my smartwatch “Hey google add xyz” and “xyz” appears in my dynalist inbox a second later. You can find some inspiration from it: [Tutorial] Add to multiple inboxes! via any voice assistant! [IFTTT Webhooks]
More potential inspiration: