Experiment of building Android OS on Github Actions server
Since I don't have a build server and my computer can't build an Android system due to weak specs, as an experiment I decided to try building the system using Workflow and Github Actions.
Results: it doesn't work because Github allocates too little memory and causes a NO SPACE LEFT ON DEVICE error, causing Workflow to stop with an error.
Below is a screenshot of the last failed launch with this error: