Update docker compose to use new yaml anchors

Author: ChrisLovering

docker-compose.yml

@@ -1,22 +1,18 @@
 x-logging: &logging
-  logging:
-    driver: "json-file"
-    options:
-      max-file: "5"
-      max-size: "10m"
+  driver: "json-file"
+  options:
+    max-file: "5"
+    max-size: "10m"
 
-x-restart-policy: &restart_policy
+x-default-settings: &default-settings
   restart: unless-stopped
-
-x-secure-containers: &secure_containers
   privileged: false
   read_only: true  # Prod uses a read-only fs, override this locally if it helps with debugging
   user: "65534"  # Prod uses a non-root user, override this locally if it helps with debugging
 
 services:
   postgres:
-    << : *logging
-    << : *restart_policy
+    logging: *logging
     image: postgres:13-alpine
     ports:
       - "127.0.0.1:7777:5432"
@@ -31,9 +27,8 @@ services:
       retries: 5
 
   api:
-    << : *logging
-    << : *restart_policy
-    << : *secure_containers
+    << : *default-settings
+    logging: *logging
     build:
       context: .
       args: