Boots the portal when enabled; logs and returns false otherwise. The config
path is resolved per call so a PORTAL_CONFIG_PATH set after import is honored
(matching ConfigLoaderFactory, which also resolves the path per call).
Returns Promise<boolean>
True when the server started, false when disabled or on error.
Boots the portal when enabled; logs and returns false otherwise. The config path is resolved per call so a
PORTAL_CONFIG_PATHset after import is honored (matchingConfigLoaderFactory, which also resolves the path per call).