fix(setup-envdir): hardcode region to us-east-1

This forces wal-e to always use us-east-1 until we figure out a fix for
deis#173.

rootfs/docker-entrypoint-initdb.d/001_setup_envdir.sh

@@ -25,6 +25,9 @@ if [[ "$DATABASE_STORAGE" == "s3" || "$DATABASE_STORAGE" == "minio" ]]; then
     echo $AWS_ACCESS_KEY_ID > AWS_ACCESS_KEY_ID
     echo $AWS_SECRET_ACCESS_KEY > AWS_SECRET_ACCESS_KEY
   fi
+  # HACK(bacongobbler): hardcode region to us-east-1 regardless of set region
+  # see https://github.com/deis/postgres/issues/173
+  AWS_REGION="us-east-1"
   echo $AWS_REGION > AWS_REGION
   echo $BUCKET_NAME > BUCKET_NAME
 elif [ "$DATABASE_STORAGE" == "gcs" ]; then