Allow replacing bash vars in here doc in PostGIS

database/postgis/initdb-osm.sh

@@ -9,7 +9,7 @@ readonly OSM_PASSWORD=${OSM_PASSWORD:-osm}
 
 function create_osm_db() {
     echo "Creating database $OSM_DB with owner $OSM_USER"
-    PGUSER="$POSTGRES_USER" psql --dbname="$POSTGRES_DB" <<-'EOSQL'
+    PGUSER="$POSTGRES_USER" psql --dbname="$POSTGRES_DB" <<-EOSQL
 		CREATE USER $OSM_DB WITH PASSWORD '$OSM_PASSWORD';
 		CREATE DATABASE $OSM_DB WITH TEMPLATE template_postgis OWNER $OSM_USER;
 	EOSQL
@@ -19,4 +19,4 @@ function main() {
     create_osm_db
 }
 
-main
+main