Configure dashboards (see screenshots below)

PV dashboard

Navigate to folder dashboards/_plain_dashboard_TypQxQ and follow the instructions in README.md

Browse the "dashboards" folder for other contributed dashboards :)

HomeAssistant energy dashboard

Open the Energy settings ("Configuration" --> "Energy") and adapt the highlighted values as shown in the screenshot:

Note, that only the energy in kWh is shown in this dashboard and not the current power (in W).