shernova 1.0.2

Shernova Phone Verification API — core Flutter SDK (headless).

1.0.2

• Fix getReceipt() empty JSON body error against the API.
• README: sandbox completion, Android signature registration, local API URLs, session.sessionId fix.

1.0.1

• Expanded README Quick Start with CLI setup and UI integration example.

1.0.0

• Initial release of the Shernova core Flutter SDK (headless).
• Phone verification session API with publishable keys and receipt JWT support.
• Sandbox (pk_test_) and live (pk_live_) environment support.