Move db polling after config generation

run-pleroma.sh

@@ -2,15 +2,15 @@
 
 set -euo pipefail
 
+if [ ! -e "$PLEROMA_CONFIG_PATH" ] ; then
+  generate-pleroma-config.sh
+fi
+
 while ! pg_isready -U "${POSTGRES_USER:-pleroma}" -d "postgres://${POSTGRES_HOST:-postgres}:5432/${POSTGRES_DB:-pleroma}" -t 1; do
   echo "Waiting for ${POSTGRES_HOST-postgres} to come up..." >&2
   sleep 1s
 done
 
-if [ ! -e "$PLEROMA_CONFIG_PATH" ] ; then
-  generate-pleroma-config.sh
-fi
-
 pleroma_ctl migrate
 
 if [ "${USE_RUM:-n}" = "y" ] ; then