Initial commit

scripts/check-base.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+BASE=$(grep "^FROM" Dockerfile | head -1 | awk '{print $2}')
+echo "Base image: $BASE"
+
+docker pull $BASE
+LOCAL_DIGEST=$(docker inspect --format='{{index .RepoDigests 0}}' $BASE)
+
+REMOTE_DIGEST=$(skopeo inspect docker://$BASE | jq -r .Digest)
+
+if [ "$LOCAL_DIGEST" != "$REMOTE_DIGEST" ]; then
+  echo "Base image updated!"
+  exit 1
+fi