You can get a Wifi 7 device and 2x2.5GBps with Wifi 7 support already with the Asus BT8 and a few other devices. Asus's bootloader firmware flasher will take the initial OpenWRT image so its really quite simple to get going.
Why choose this over the https://openelab.io/a/s/products/banana-pi-bpi-r4-pro-1 ?