Need Moca help with Spectrum and Roamio Pro/ mini setup

Bright house is now Spectrum in Central FL. My previous BH set up was Moto SBG 6782 modem with Moca bridge enabled on the modem for the Roamio Pro and 3 minis, Asus wifi router RT-AC3100 for wifi stuff. No issues.

Now: Spectrum modem Arris TG 1682 modem, NO Moca support per the Spectrum installer, Asus RT-AC3100 for wifi. Roamio Pro is connected to wifi. Mini's are not happy.

What device can I use to enable Moca on my new setup? There is No way to run an Ethernet cable from...

Need Moca help with Spectrum and Roamio Pro/ mini setup

Need Moca help with Spectrum and Roamio Pro/ mini setup