jack fe986ed397 Fix encryption key exchange and add persistent identity for favorites ...

- Implement three-tier key system: ephemeral encryption, ephemeral signing, persistent identity
- Fix signature verification by properly separating KeyAgreement and Signing keys
- Add persistent identity key for favorites that survives app restarts
- Fix Data subscript crashes by converting to byte arrays
- Add proper error handling for key exchange
- Private messages remain fully encrypted with ephemeral keys

2025-07-04 01:43:16 +02:00

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project.pbxproj

Fix encryption key exchange and add persistent identity for favorites

2025-07-04 01:43:16 +02:00