Add BarcodeScanner feedback guidance

[Vetle444]

Description of Change

Adds BarcodeScanner feedback guidance for scan rectangle barcode scanning:

• Shows validation failure messages above the scan rectangle when rejected results include an error message.
• Adds success and error haptics for accepted and rejected barcode feedback.
• Adds BarcodeScannerStartOptions.Hint with BarcodeScannerHintOptions for delayed camera zoom tips, including CanShowHintAsync and OnHintShownAsync hooks.
• Adds a Barcode Scanner feedback sample demonstrating validation messages, tooltip text, automatic zoom tips, and the updated scanner flow.
• Updates the Camera wiki page and changelog entry for the new BarcodeScanner behavior.

Validation performed:

• dotnet build src/app/Components/Components.csproj -f net10.0-ios -v minimal -clp:ErrorsOnly
• git diff --cached --check

Todos

• I have tested on an Android device.
• I have tested on an iOS device.
• I have supported accessibility

[Copilot]

Pull request overview

Adds user-facing feedback improvements to the BarcodeScanner scan-rectangle flow, including inline validation messaging above the scan rectangle, haptic feedback for accepted/rejected scans, and an opt-in delayed zoom “hint” tip mechanism. Also updates the wiki, changelog, and Components sample app to document and demonstrate the new behavior.

Changes:

• Display short validation rejection messages above the scan rectangle during the failure animation.
• Add success/error haptics for accepted/rejected barcode results and introduce BarcodeScannerStartOptions.Hint (BarcodeScannerHintOptions) for delayed zoom tips.
• Add a new “Barcode scanner feedback” sample and update docs/changelog accordingly.

Reviewed changes

Copilot reviewed 13 out of 14 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
wiki/Media/Camera.md	Documents validation feedback messages and the new Hint options usage.
src/library/DIPS.Mobile.UI/API/Camera/BarcodeScanning/Overlay/BarcodeScanRectangleOverlay.cs	Implements the inline feedback message UI/animation above the scan rectangle.
src/library/DIPS.Mobile.UI/API/Camera/BarcodeScanning/BarcodeScanSession.cs	Adds success/error vibration feedback for accept/reject paths.
src/library/DIPS.Mobile.UI/API/Camera/BarcodeScanning/BarcodeScannerStartOptions.cs	Adds Hint property to configure automatic hint behavior.
src/library/DIPS.Mobile.UI/API/Camera/BarcodeScanning/BarcodeScannerHintOptions.cs	New options type for delayed zoom hint and related callbacks.
src/library/DIPS.Mobile.UI/API/Camera/BarcodeScanning/BarcodeScanner.cs	Schedules and manages the automatic hint timer lifecycle across scanner states.
src/app/Components/Resources/LocalizedStrings/LocalizedStrings.resx	Adds nb strings for the new feedback sample.
src/app/Components/Resources/LocalizedStrings/LocalizedStrings.en.resx	Adds en strings for the new feedback sample.
src/app/Components/Resources/LocalizedStrings/LocalizedStrings.Designer.cs	Updates generated accessors for new localized strings.
src/app/Components/ComponentsSamples/BarcodeScanning/BarcodeScanningHubSamples.xaml.cs	Wires navigation to the new feedback sample.
src/app/Components/ComponentsSamples/BarcodeScanning/BarcodeScanningHubSamples.xaml	Adds a hub list entry for the feedback sample using localized strings.
src/app/Components/ComponentsSamples/BarcodeScanning/BarcodeFeedbackSample.xaml.cs	New sample demonstrating validation messaging, tooltip, and automatic zoom hint.
src/app/Components/ComponentsSamples/BarcodeScanning/BarcodeFeedbackSample.xaml	New sample page layout hosting CameraPreview.
CHANGELOG.md	Adds a public entry describing the new BarcodeScanner feedback behavior.

Files not reviewed (1)

• src/app/Components/Resources/LocalizedStrings/LocalizedStrings.Designer.cs: Language not supported