fix root-fs

Dockerfile

@@ -16,6 +16,7 @@ apk-tools,\
 busybox,\
 libc-utils
 
+# install packages
 # install packages
 RUN \
   apk add --no-cache \
@@ -24,15 +25,17 @@ RUN \
     tzdata \
     xz
 
-# build rootfs
+# grab base tarball
 RUN \
-  mkdir -p "${ROOTFS}/etc/apk" && \
-  { \
-    echo "${MIRROR}/${REL}/main"; \
-    echo "${MIRROR}/${REL}/community"; \
-  } > "${ROOTFS}/etc/apk/repositories" && \
-  apk --root "${ROOTFS}" --no-cache --keys-dir /etc/apk/keys add --arch ${BUILD_S6_ARCH_amd64} --initdb ${PACKAGES//,/ } && \
-  sed -i -e 's/^root::/root:!:/' /root-out/etc/shadow
+  mkdir /root-out && \
+  curl -o \
+    /rootfs.tar.gz -L \
+    https://github.com/debuerreotype/docker-debian-artifacts/raw/refs/heads/dist-${ARCH}/${REL}/slim/oci/blobs/rootfs.tar.gz && \
+  tar xf \
+    /rootfs.tar.gz -C \
+    /root-out && \
+  rm -rf \
+    /root-out/var/log/*
 
 # add s6 overlay
 ADD https://github.com/just-containers/s6-overlay/releases/download/v${BUILD_S6_OVERLAY_VERSION}/s6-overlay-noarch.tar.xz /tmp