try: just crib right from pgstac

Author: gadomski

.github/workflows/cicd.yaml

@@ -125,8 +125,12 @@ jobs:
       pgstac:
         image: ghcr.io/stac-utils/pgstac:v0.6.11
         env:
+          POSTGRES_USER: username
           POSTGRES_PASSWORD: password
           POSTGRES_DB: postgis
+          PGUSER: username
+          PGPASSWORD: password
+          PGDATABASE: postgis
         options: >-
           --health-cmd pg_isready
           --health-interval 10s