Use zstd for the ospack archive

Author: Yury-MonZon

build-rootfs-img.sh

@@ -20,7 +20,7 @@ fi
 
 mkdir -p "$IMG_OUT"
 
-if [ ! -f "$IMG_OUT"/debian-ospack.tar.gz -o "$UPDATE_OSPACK" ]; then
+if [ ! -f "$IMG_OUT"/debian-ospack.tar.zst -o "$UPDATE_OSPACK" ]; then
 	./build-ospack.sh
 fi
 

debian-rk3576-img.yaml

@@ -14,8 +14,8 @@ architecture: arm64
 sectorsize: {{ $sectorsize }}
 actions:
   - action: unpack
-    description: Load a tarball of the root filesystem
-    file: debian-ospack.tar.gz
+    description: Load the ospack archive
+    file: debian-ospack.tar.zst
 
   # debos formats btrfs (default flags, random FSUUID), mounts the top level at
   # $IMAGEMNTDIR, and records the standard root fstab line + root=UUID.

debian-rk3576-ospack.yaml

@@ -263,5 +263,6 @@ actions:
     command: chown -R user:user /home/user
 
   - action: pack
-    description: Save a tarball of the root filesystem
-    file: debian-ospack.tar.gz
+    description: Save the ospack archive
+    file: debian-ospack.tar.zst
+    compression: zstd