Adding .png format

Hello, is it possible to add images in .png format to the card, because in .jpg format they display correctly but in .png format there is no image?.
Thank you for your work in this integration and best regards

 `Installation method : Home Assistant OS `
`Core: 2025.8.3 `
`Supervisor: 2025.08.2`
` Operating System: 16.1 `
`Frontend:` 20250811.1`