chore: small tweaks

Author: Bccorb

docker-compose.yml

@@ -19,13 +19,15 @@ services:
       retries: 3
 
   postgres:
-    image: postgres:15
+    image: postgres:16
     restart: always
     container_name: db
     ports:
       - '5432:5432'
-    env_file:
-      - .env
+    environment:
+      POSTGRES_USER: myuser
+      POSTGRES_PASSWORD: mypassword
+      POSTGRES_DB: postgres
     volumes:
       - pgdata:/var/lib/postgresql/data