Secret test at startup

backend/app/main.py

@@ -18,11 +18,12 @@ from backend.app.api.public import router as public_router
 from backend.app.api.setup import router as setup_router
 from backend.app.api.setup import has_administrator
 from backend.app.api.user_config import router as user_config_router
-from backend.app.core.config import settings
+from backend.app.core.config import settings, validate_configuration
 from backend.app.database import AVATARS_DIR
 from backend.app.services.link_service import get_public_profile, list_public_links
 
 logging.basicConfig(level=getattr(logging, settings.log_level, logging.INFO))
+validate_configuration(settings)
 
 app = FastAPI(title='LinkLog API', version=settings.version)