Added

- Added airframe reliability tracking, warned risk, and deterministic overhaul planning.
- Added richer tail-maintenance dossiers and airframe life-extension guidance.
- Added generalized oceanic route authority and daily route editions.
- Added Rust-backed manufacturer factory and slot-ledger workflows.

Changed

- Refreshed aircraft acquisition with clearer player-facing options and a more visual layout.
- Bounded global oceanic route resolution and unified manufacturer supply and slot accounting.

Fixed

- Fixed settled negotiation prices, same-airport service validation, and aircraft order-book lifecycle.
- Preserved saved routes across catalog upgrades and repaired invalidated route revisions.
- Fixed oceanic procedure geometry, route-fix connections, visual doglegs, range validation, and legacy ordering warnings.
- Restored live manufacturer supply and replay-journal compatibility after upgrades.