Official LineageOS 18.1 for Fairphone 3/Fairphone 3+

[dk1978]

@f4354

As I understand, they simply take your official LineageOS builds and just add microG into them.

Not quite. Their updates are still missing most of the firmware (e.g. modem) partitions. You may want to read this post and the following ones, what was written for 17.1 still applies:

Official LineageOS 17.1 for Fairphone 3/Fairphone 3+

I am quite sure that the firmware updates etc. that are embedded into regular Lineage updates are not baked into the flashable zips that are built with the docker image.