transfer_manager 1.0.0

A protocol-aware, crash-safe transfer engine for Dart and Flutter.

1.0.0

• Added persistent Android pause/resume controls to active transfer notifications for downloads, multipart uploads, and TUS uploads.
• Added native pause/resume methods and paused task snapshots to the federated platform contract.
• Added preflight low-storage protection for background downloads.
• Added physical-device instrumentation coverage for persistent restoration state and low-storage failures.

0.5.0

• Added native Android resumable TUS uploads through WorkManager.
• Persisted native TUS session URLs, acknowledged offsets, and source fingerprints across retries and process restarts.
• Added bounded chunk streaming, server-offset reconciliation, expired-session recreation, source-change protection, and completion notifications.
• Added the Android background TUS engine adapter and platform capability.

0.4.0

• Added the federated platform-interface and Android implementation packages.
• Added WorkManager background downloads, foreground progress notifications, constraints, cancellation, task reconnection, and a core-engine adapter.
• Added completion notifications with secure open-file actions.
• Added streamed multipart background uploads through WorkManager.
• Exposed a pause signal for custom transfer engines.

0.3.0

• Implemented atomic managed-source staging for persistent uploads.
• Added safe managed-file cleanup after completion or cancellation.
• Retained managed sources after failures so tasks remain retryable.
• Added restart recovery for staged upload sources.

0.2.0

• Added TUS 1.0 resumable uploads.
• Persisted upload session URLs and acknowledged offsets.
• Added server-offset reconciliation across retries and restored tasks.
• Added chunk-level progress, auth refresh, and integrity verification for TUS.

0.1.0

• Initial foreground transfer engine.
• Added persistent scheduling, HTTP range downloads, multipart uploads, authentication refresh, checksum verification, progress, retry, and tests.