e2ee. (#226)

* chore: e2ee.

* update.

* update.

* update.

* update.

* chore: Use feat/frame-encryption branch of flutter-webrtc.

* chore: Add E2EEKEY defines for dart environment, and e2ee switch.

* Add encodedInsertableStreams to RTCConfiguration.

* update.

* feat: Add e2ee indicator for Participant.

* feat: add e2ee worker js for flutter web.

* dart format.

* remove unused file.

* fix flutter analyze .

* update.

* update.

* add: indicate for decryption failure, and string key.

* remove .lock files.

* update.

* update.

* update e2ee.worker for web.

* feat: support setCodecPreferences.

* state TrackE2EEStateEvent.

* fix wrong import interface from dart_webrtc.

* update.

* update.

* update.

* update.

* update pubspec.lock.

* chore: update protocol and add EncryptionType for Participant.

* Update lib/src/e2ee/options.dart

Co-authored-by: Théo Monnom <[email protected]>

* fix typo.

* revert changes for internal import.

* Add _cleanUp() for previous room.

* Add e2ee supports detection method for native/web.

* Remove redundant overriding methods.

* dart format.

* Add e2ee.worker code and deployment docs.

* chore: remove duplicate words.

* chore: using Pbkdf2 derive the key.

* Update pubspec.yaml

* fix e2ee for safari.

* fix key length.

* update e2ee.worker.dart.js.

* fix.

* update proto.

* update.

* chore: add simulate for rachetKey.

* update.

* chore: key ratchet for flutter web.

* update.

* update.

* update.

* chore: key ratchet export for web.

* bump version for xframeworks.

* update.

* chore: some changes for key safety ratcheting.

* update.

* fix typo.

* update.

* rename.

* magic bytes for web.

* bump version for flutter-webrtc.

* fix analyzer.

---------

Co-authored-by: Théo Monnom <[email protected]>

pubspec.yaml

@@ -16,6 +16,7 @@ dependencies:
   async: ^2.9.0
   collection: ^1.16.0
   connectivity_plus: ^3.0.2
+  cryptography: ^2.0.5
   fixnum: ^1.0.1
   meta: ^1.8.0
   http: ^0.13.5
@@ -23,11 +24,12 @@ dependencies:
   uuid: ^3.0.6
   synchronized: ^3.0.0+3
   protobuf: ^2.1.0
-  flutter_webrtc: 0.9.26
+  flutter_webrtc: 0.9.27
   flutter_window_close: ^0.2.2
   device_info_plus: ^8.0.0
   webrtc_interface: 1.0.13
   dart_webrtc: 1.0.16
+  js: ^0.6.4
   platform_detect: ^2.0.7
 
 dev_dependencies: