feat: publish Dever core with project scaffolding and versioned AI skills

test/ecosystem-release/arm64/init.sh

@@ -0,0 +1,27 @@
+#!/bin/busybox sh
+set -eu
+/bin/busybox --install -s /bin
+mount -t proc proc /proc
+mount -t sysfs sysfs /sys
+mount -t devtmpfs devtmpfs /dev
+mkdir -p /dev/pts /dev/shm /tmp /payload /run
+mount -t devpts devpts /dev/pts
+mount -t tmpfs tmpfs /tmp
+mount -t tmpfs tmpfs /dev/shm
+chmod 1777 /tmp /dev/shm
+modprobe virtio_mmio
+modprobe virtio_blk
+modprobe ext4
+mount -o ro /dev/vda /payload
+# initramfs 的 rootfs 不支持 pivot_root；先进入正常根挂载再验收嵌套沙箱。
+mkdir -p /newroot
+mount -t tmpfs tmpfs /newroot
+cp -a /bin /sbin /lib /etc /newroot/
+cp /init-stage /newroot/init-stage
+mkdir -p /newroot/proc /newroot/sys /newroot/dev /newroot/tmp /newroot/payload /newroot/run
+mount -o move /proc /newroot/proc
+mount -o move /sys /newroot/sys
+mount -o move /dev /newroot/dev
+mount -o move /tmp /newroot/tmp
+mount -o move /payload /newroot/payload
+exec /bin/busybox switch_root /newroot /bin/sh /init-stage