theme static method
Call once at app startup to begin listening for native callbacks. Returns a chainable SdkTheme builder. Usage: EdfaPayPlugin.theme().setPrimaryColor('#00cc66')
Implementation
// ── Theme ─────────────────────────────────────────────────────────────────
/// Returns a chainable SdkTheme builder.
/// Usage: EdfaPayPlugin.theme().setPrimaryColor('#00cc66')
static SdkTheme theme() => SdkTheme.create();