update and test script

base-image-script/debian-test_pt3.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+set -e
+
+ROOTFS_DIR="${1:-debian-bookworm}"
+TARBALL="${ROOTFS_DIR}.tar.bz2"
+
+echo "[INFO] Unmounting system directories..."
+for dir in sys proc dev/pts dev; do
+    umount -lf "$ROOTFS_DIR/$dir"
+done
+
+echo "[INFO] Removing chroot script..."
+rm -f "$ROOTFS_DIR/root/debian-base_pt2.sh"
+
+echo "[INFO] Showing rootfs size..."
+du -sh "$ROOTFS_DIR"
+
+echo "[INFO] Creating compressed base image..."
+tar -cjf "$TARBALL" -C "$ROOTFS_DIR" .
+
+echo "[INFO] Image archive size:"
+du -sh "$TARBALL"
+
+# Optional: Upload via FTP
+# ftp-upload -v -h "$HOST" -u "$USER" --password "$PASS" -d /target/dir "$TARBALL"
+
+echo "[INFO] Cleaning up..."
+rm -rf "$ROOTFS_DIR"
+rm -f "$TARBALL"
+
+echo "[INFO] Done."