Hardened the database configuration in the Website service target.

Services/Website/docker-compose.override.yml

@@ -17,8 +17,12 @@ services:
     environment:
       LOG_LEVEL: debug
       DATABASE_DRIVER: ${DATABASE_DRIVER:-inMemory}
-      DATABASE_HOST: ${DATABASE_HOST:-localhost}
+      DATABASE_HOST: postgres
       DATABASE_TLS: ${DATABASE_TLS:-off}
+    depends_on:
+      postgres:
+        condition: service_healthy
+        required: false
 
   # Local development database, started only with the `database` profile so a plain `docker compose up` still runs the
   # in-memory backend:
@@ -45,6 +49,4 @@ services:
       retries: 10
       start_period: 30s
     volumes:
-      # postgres:18 keeps its data directory under /var/lib/postgresql/<major>/docker, so the whole
-      # /var/lib/postgresql tree is mounted — not the pre-18 /var/lib/postgresql/data path.
       - ./Tests/DB:/var/lib/postgresql