feat: complete opencoreRS microkernel with Ring 3 userspace, VFS, IPC, and shell

run.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+# Standalone direct terminal runner for opencoreRS
+set -e
+
+# Ensure image is up to date
+make -s hdd
+
+echo "Starting opencoreRS in interactive terminal mode (press Ctrl+C to exit)..."
+stty raw -echo < /dev/tty 2>/dev/null || true
+trap 'stty sane < /dev/tty 2>/dev/null || true' EXIT INT TERM
+
+qemu-system-x86_64 \
+    -machine pc \
+    -m 256M \
+    -smp 2 \
+    -netdev user,id=net0 \
+    -device e1000,netdev=net0 \
+    -device ahci,id=ahci0 \
+    -drive file=opencoreRS.hdd,format=raw \
+    -serial stdio \
+    -display none \
+    -no-reboot \
+    -no-shutdown
+
+stty sane < /dev/tty 2>/dev/null || true