Add @aris/data-source-tfl package

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TfL data source for tube, overground, and Elizabeth line alerts.

- Fetches line statuses and filters to minor/major delays and closures
- Sorts alerts by severity, then by proximity to user location
- Caches station data after first fetch
- Uses arktype for API response validation
- Supports API injection for testing

Co-authored-by: Ona <no-reply@ona.com>

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Kenneth

2026-01-16 23:57:29 +00:00

parent 90fd137b77

commit 8ec8b9a13e

10 changed files with 41132 additions and 5 deletions

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packages/aris-data-source-tfl/fixtures/tfl-responses.json Normal file

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