Support local files in BpkVideoPlayer

[Henrik Sym (henrik-sky)]

What changed

• Use Media3 DefaultDataSource so BpkVideoPlayer supports local cached files and HTTPS URLs.
• Document local file-path support.

Why

The previous HTTP-only data source rejected local cache paths with `MalformedURLException: no protocol`.

Validation

• detekt passed.

Standard animations	Reduced animations
Screen_recording_20260716_152216.mp4	Screen_recording_20260716_151634.mp4

[skyscanner-backpack-bot]

	Warnings
⚠️	One or more component files were updated, but the tests weren't updated. If your change is not covered by existing tests please add snapshot tests.
⚠️	One or more component files were updated, but the docs screenshots weren't updated. If the changes are visual or it is a new component please regenerate the screenshots via ./gradlew recordScreenshots.

Generated by 🚫 Danger Kotlin against b716d3c

[Copilot]

Pull request overview

Note

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Adds support for playing locally cached video files in BpkVideoPlayer by switching from an HTTP-only Media3 data source to DefaultDataSource, and updates docs to reflect the new accepted videoUrl inputs.

Changes:

• Replace DefaultHttpDataSource-only configuration with DefaultDataSource so non-HTTP URIs (e.g., local files) are supported.
• Update VideoPlayer documentation to mention local file path support.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 2 comments.

File	Description
docs/compose/VideoPlayer/README.md	Documents that videoUrl can now be a local file path (in addition to remote URLs).
backpack-compose/src/main/kotlin/net/skyscanner/backpack/compose/videoplayer/internal/PlayerFactory.kt	Switches ExoPlayer media source factory to DefaultDataSource to allow local/file URIs.

[skyscanner-backpack-bot]

	Warnings
⚠️	One or more component files were updated, but the tests weren't updated. If your change is not covered by existing tests please add snapshot tests.
⚠️	One or more component files were updated, but the docs screenshots weren't updated. If the changes are visual or it is a new component please regenerate the screenshots via ./gradlew recordScreenshots.

Generated by 🚫 Danger Kotlin against 944614f