Is there any chance that you will upload it? I want to give it a try, i just charged my Nexus after 5 years :)
You should meanwhile try the fresh slim7 (2020-04-21) build - simply awesome! I don't remember having such a smooth rom ever running ...
I installed the latest zip (Slim_tuna-7.1.2-20200421-2217.zip) on my Nexus (GT-i9250 Maguro/Tuna) using TWRP (twrp-3.1.1-0-maguro-decrypt-lzma.img)
Put them on your sdcard
Boot to recovery
Factory reset and wipe data, system, ...