Add check file

jendeley-backend/scripts/check_update_all_generated_DBs.sh

@@ -0,0 +1,17 @@
+#! /bin/bash
+set -eux
+
+rootdir=$(git rev-parse --show-toplevel)
+workdir=$(mktemp -d -t jendeley_check_update_all_generated_DBs_XXXXX)
+cd ${rootdir}/jendeley-backend
+
+ok=0
+for db in $(find ${rootdir}/jendeley-backend/generated_DBs -name "*.json" | sort); do
+    echo Checking $db
+    node --require source-map-support/register dist/index.js update_db --db1 ${db} --db2 ${workdir}/updated_$(basename $db)
+    if [[ ! -f ${workdir}/updated_$(basename $db) ]]; then
+        ok=1
+    fi
+done
+echo Check ${workdir} for updated DBs
+exit $ok