TflSource.fetchItems() now returns one TflStatusFeedItem with an
alerts array instead of separate items per line disruption. Signals
use the highest severity. Alerts sorted by station distance.
Co-authored-by: Ona <no-reply@ona.com>
Empty lines array caused fetchLineStatuses to build /Line//Status
URL, resulting in a 404 from the TFL API. Now defaults to all
lines when the array is empty.
Also switches fetchStations to Promise.allSettled so individual
line failures don't break the entire station fetch.
Co-authored-by: Ona <no-reply@ona.com>
Each FeedSource implementation now sets sourceId on items
it produces, allowing consumers to trace items back to
their originating source.
Co-authored-by: Ona <no-reply@ona.com>
Rename all references across the codebase: package names,
imports, source IDs, directory names, docs, and configs.
Co-authored-by: Ona <no-reply@ona.com>
