Increase shared memory for db container

* Fixes #65

See: https://stackoverflow.com/a/56754077/1437781

Signed-off-by: João Gonçalves <jsvgoncalves@gmail.com>

Author: jsvgoncalves

compose.yaml

@@ -6,6 +6,7 @@
 services:
   glossary_postgres:
     image: postgres
+    shm_size: 1g
     restart: always
     environment:
       POSTGRES_USER: ${POSTGRES_USER}