Disable unneeded postgis extensions (#199)

Disables `postgis_topology`, `fuzzystrmatch` and
`postgis_tiger_geocoder` if they are initialized, because such
functionality is not used.

See https://registry.hub.docker.com/r/postgis/postgis

api/init.sh

@@ -8,6 +8,9 @@ echo "Creating default database"
 psql -c "SELECT 1 FROM pg_database WHERE datname = 'gis';" | grep -q 1 || createdb gis
 psql -c 'CREATE EXTENSION IF NOT EXISTS postgis;'
 psql -c 'CREATE EXTENSION IF NOT EXISTS hstore;'
+psql -c 'DROP EXTENSION IF EXISTS postgis_topology;'
+psql -c 'DROP EXTENSION IF EXISTS fuzzystrmatch;'
+psql -c 'DROP EXTENSION IF EXISTS postgis_tiger_geocoder;'
 
 psql -d gis -f /sql/facility_functions.sql
 psql -d gis -f /sql/import.sql

import/docker-startup.sh

@@ -12,6 +12,9 @@ import)
   psql -c "SELECT 1 FROM pg_database WHERE datname = 'gis';" | grep -q 1 || createdb gis
   $PSQL -c 'CREATE EXTENSION IF NOT EXISTS postgis;'
   $PSQL -c 'CREATE EXTENSION IF NOT EXISTS hstore;'
+  $PSQL -c 'DROP EXTENSION IF EXISTS postgis_topology;'
+  $PSQL -c 'DROP EXTENSION IF EXISTS fuzzystrmatch;'
+  $PSQL -c 'DROP EXTENSION IF EXISTS postgis_tiger_geocoder;'
 
   # Filter the data for more efficient import
   # Store the filtered data for future use in the data directory