deployment fixes

backend/src/media_library_viewer_api/dependencies.py

@@ -46,18 +46,21 @@ def get_ssh_client() -> RemoteSSHClient:
     """Return a cached SSH client (connects on first use)."""
     settings = get_settings()
     logger.info(
-        "Creating SSH client host=%s user=%s port=%s key=%s password=%s",
+        "Creating SSH client host=%s user=%s port=%s key_dir=%s key_name=%s password=%s",
         settings.ssh_host or "<unset>",
         settings.ssh_username or "<unset>",
         settings.ssh_port,
-        settings.ssh_key_path or "<unset>",
+        settings.ssh_key_directory or "<unset>",
+        settings.ssh_key_name or "<unset>",
         "set" if settings.ssh_password else "missing",
     )
+    if not settings.ssh_key_path:
+        raise RuntimeError("SSH_KEY_DIRECTORY and SSH_KEY_NAME must be configured")
     client = RemoteSSHClient(
         host=settings.ssh_host,
         username=settings.ssh_username,
         port=settings.ssh_port,
-        key_filename=settings.ssh_key_path or None,
+        key_filename=settings.ssh_key_path,
         password=settings.ssh_password or None,
     )
     try: