stored property 'bufferingPolicy' of 'Sendable'-conforming generic class 'AsyncValueSubject' has non-sendable type 'AsyncValueSubject<Value>.BufferingPolicy' (aka 'AsyncStream<Value>.Continuation.BufferingPolicy'); this is an error in the Swift 6 language mode

stored property 'bufferingPolicy' of 'Sendable'-conforming generic class 'AsyncValueSubject' has non-sendable type 'AsyncValueSubject<Value>.BufferingPolicy' (aka 'AsyncStream<Value>.Continuation.BufferingPolicy'); this is an error in the Swift 6 language mode

static property 'reconnectSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode

static property 'rejoinSteppedBackOff' is not concurrency-safe because non-'Sendable' type '(Int) -> TimeInterval' (aka '(Int) -> Double') may have shared mutable state; this is an error in the Swift 6 language mode

static property 'encode' is not concurrency-safe because non-'Sendable' type '(Any) -> Data' may have shared mutable state; this is an error in the Swift 6 language mode

static property 'decode' is not concurrency-safe because non-'Sendable' type '(Data) -> Any?' may have shared mutable state; this is an error in the Swift 6 language mode

non-final class 'URLSessionTransport' cannot conform to 'Sendable'; use '@unchecked Sendable'; this is an error in the Swift 6 language mode

stored property 'session' of 'Sendable'-conforming class 'URLSessionTransport' is mutable; this is an error in the Swift 6 language mode

static property 'defaults' is not concurrency-safe because non-'Sendable' type 'Presence.Options' may have shared mutable state; this is an error in the Swift 6 language mode