6bc41521b8
Complete rewrite of IMPLEMENTATION-MASTER-PLAN with: Audit summary table: 10 metrics showing before/after state across 125 functional commits. Desktop/GPU path section: - Hardware layer: virtio-gpud (1,143L), ihdgd (966+L) with Kaby Lake DDI ports, GMBUS write, Tiger Lake completeness, GGTT doc - DRM/KMS layer: redox-drm (virtio 136L + Intel), driver-graphics (986L) - Compositor layer: redbear-compositor (3,864L across 6 files) with DRM KMS backend (SETCRTC + PAGE_FLIP) - Session/SDDM layer: sessiond (246L), SDDM v0.21.0, KWin, greeter - Mesa 3D layer: 6 patches wired, virtio_gpu_dri.so (17.4MB), Qt6 Wayland crash fixed Next phase: Runtime validation with QEMU virtio-vga-gl and real Intel hardware. Three priorities documented with commands.