oneplus5 adb sideload

Device - OnePlus 5 (64GB), TWRP 3.3.1-0-20190713-codeworkx Yesterday, while trying to reset my phone I accidentally wiped the system partition. I am able to boot the device into fastboot mode and TWRP (doesn't ask for any password), however the phone is going undetected on my Mac. I tried ADB...