Docker-compose: wait for the db to be accepting connections until the app can hit it

Author: diofeher

docker-compose.yml

@@ -11,8 +11,8 @@ services:
     ports:
       - "5432:5432"
     healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
-      interval: 10s
+      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER}"]
+      interval: 5s
       retries: 5
       start_period: 30s
       timeout: 10s