When moving away from the datapoints panel, and returning, the page goes blank

[buggedcom]

Affected card or area

Datapoints panel

Integration version

0.5.1

Home Assistant version

2026.4.1

Installation method

HACS

Steps to reproduce

• Open the datapoints page
• Leave the page, but keep it open
• do something else for a while
• return to the page
• the page is blank, but the normal HA menu column still appears, there are no errors in the console

Expected behaviour

The page isn't blank

Actual behaviour

The page is blank

Relevant logs or errors

Additional context

No response