name: call description: "Secure voice communication over a standard SIM cellular call using 4-FSK modulation, LPC voice codec, AES-256-CTR encryption, and Reed-Solomon FEC." publish_to: 'none' version: 1.0.0+1 environment: sdk: '>=3.0.0 <4.0.0' dependencies: flutter: sdk: flutter # AES-256-CTR block cipher + PBKDF2-SHA256 key derivation pointycastle: ^3.9.1 # Runtime permission requests (RECORD_AUDIO, MODIFY_AUDIO_SETTINGS) permission_handler: ^11.3.1 # Persistent settings storage (shared key hash, session params) shared_preferences: ^2.2.3 dev_dependencies: flutter_test: sdk: flutter flutter_lints: ^4.0.0 flutter: uses-material-design: true