[yoe] Is Now Self-Hosting

[yoe] can now build itself. The latest video walks through a short proof: build a selfhost-image with [yoe] , boot it in QEMU, SSH in, and run [yoe] to build another image. The demo runs two levels deep — host workstation, a QEMU instance built by [yoe] , and another [yoe] build running inside that. What’s in the image The selfhost-image carries everything needed to develop with [yoe] on the…