Addd postgres user

Author: seuros

.github/workflows/ruby.yml

@@ -91,6 +91,7 @@ jobs:
       postgres:
         image: postgres:17
         env:
+          POSTGRES_USER: postgres
           POSTGRES_PASSWORD: postgres
           POSTGRES_HOST_AUTH_METHOD: trust
         ports:
@@ -233,6 +234,7 @@ jobs:
       postgres:
         image: postgres:17
         env:
+          POSTGRES_USER: postgres
           POSTGRES_PASSWORD: postgres
           POSTGRES_HOST_AUTH_METHOD: trust
         ports: