backend: Make sure the dods directory is created before starting OBS

If this doesn't exist, then the scheduler will never notify dodup that
the doddata has changed, which means that new DoD projects will never
be processed.

https://phabricator.apertis.org/T10380



Signed-off-by: Ryan Gonzalez <ryan.gonzalez@collabora.com>

Dockerfile.backend

@@ -119,7 +119,7 @@ COPY --from=aptly-tools-builder \
   /tmp/aptly-rest-tools/target/release/obs2aptly \
   /usr/local/bin/
 
-RUN mkdir -p /srv/obs/log /srv/obs/run \
+RUN mkdir -p /srv/obs/dods /srv/obs/log /srv/obs/run \
  && chmod ug=rwxt /srv/obs/run \
  && chown obsrun:obsrun -R /srv/obs
 

docker/backend-docker-entrypoint.sh

@@ -13,7 +13,7 @@ then
     exit 1
 fi
 
-mkdir -p /srv/obs/log /srv/obs/run
+mkdir -p /srv/obs/dods /srv/obs/log /srv/obs/run
 chmod ug=rwxt /srv/obs/run
 chown obsrun:obsrun /srv/obs/*