Merge "day: Update everything to pull from day or buster as appropriate" into staging
diff --git a/Dockerfile b/Dockerfile
index 51f779d..7162073 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM debian:9.4
+FROM debian:10.0
 MAINTAINER coral-support@google.com
 
 # Install the prerequisite packages into the image.
@@ -20,7 +20,7 @@
 ADD ./board /board
 RUN /bin/bash -c '\
 apt-get update && \
-apt-get install sudo make && \
+apt-get install -y sudo make && \
 ln -sfr /build/Makefile /Makefile && \
 source /build/setup.sh && \
 make -C /build prereqs'
diff --git a/lintian/vendors/mendel/main/data/changes-file/known-dists b/lintian/vendors/mendel/main/data/changes-file/known-dists
index 3d6fa72..ca59f67 100644
--- a/lintian/vendors/mendel/main/data/changes-file/known-dists
+++ b/lintian/vendors/mendel/main/data/changes-file/known-dists
@@ -3,4 +3,5 @@
 mendel-animal
 mendel-beaker
 mendel-chef
+mendel-day
 unstable