feat: block screenshot and recording of sensitive data

[jvsena42]

Description

This PR blocks screenshot and recording of sensitive data if the app is not in debug mode

Preview

Screen_recording_20260108_105035.mp4

Screen_recording_20260108_110750.webm

QA Notes

• Use a physical device, emulators can bypass FLAG_SECURE
• Build in release mode or comment if (Env.isDebug) return

[Copilot]

Pull request overview

This PR implements screenshot and screen recording blocking for sensitive screens containing wallet recovery information (mnemonics and passphrases). The feature only applies to release builds, allowing screenshots during development and testing.

Key Changes:

• Created a reusable BlockScreenshots composable that leverages Android's FLAG_SECURE and setRecentsScreenshotEnabled APIs
• Applied screenshot blocking to 8 screens handling sensitive wallet data
• Added debug mode bypass to facilitate testing

Reviewed changes

Copilot reviewed 8 out of 8 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
BlockScreenshots.kt	New composable effect that blocks screenshots and screen recording using Android security flags
ShowPassphraseScreen.kt	Applied screenshot blocking to passphrase display screen
ShowMnemonicScreen.kt	Applied screenshot blocking to mnemonic display screen
ConfirmPassphraseScreen.kt	Applied screenshot blocking to passphrase confirmation screen
ConfirmMnemonicScreen.kt	Applied screenshot blocking to mnemonic confirmation screen
RecoveryMnemonicScreen.kt	Applied screenshot blocking to recovery mnemonic screen
RestoreWalletScreen.kt	Applied screenshot blocking to wallet restoration screen
CreateWalletWithPassphraseScreen.kt	Applied screenshot blocking to wallet creation with passphrase screen

[ovitrif]

utAck.

LGTM, testing…

[ovitrif]

tAck

Nice feature 👏🏻