fix document

Author: Ryu0118

Sources/SimplexArchitecture/Internal/ActionTransition.swift

@@ -14,7 +14,7 @@ struct ActionTransition<Reducer: ReducerProtocol> {
     let next: Self.State
     /// The associated side effect.
     let effect: SideEffect<Reducer>
-    /// The unique effect context that represents parent effect.
+    /// The unique effect context that represents root effect.
     let effectContext: UUID
     /// The Action that cause a change of state
     let action: CombineAction<Reducer>
@@ -23,7 +23,7 @@ struct ActionTransition<Reducer: ReducerProtocol> {
     ///   - previous: The previous state.
     ///   - next: The next state.
     ///   - effect: The unique effect context that represents parent effect.
-    ///   - effectContext: The unique effect context that represents parent effect.
+    ///   - effectContext: The unique effect context that represents root effect.
     ///   - action: The action responsible for the transition.
     init(
         previous: Self.State,

Sources/SimplexArchitecture/Send.swift

@@ -13,12 +13,14 @@ public struct Send<Reducer: ReducerProtocol>: Sendable {
         self.sendReducerAction = sendReducerAction
     }
 
+    @MainActor
     @discardableResult
     @inlinable
     func callAsFunction(_ action: Reducer.Action) -> SendTask {
         sendAction(action)
     }
 
+    @MainActor
     @_disfavoredOverload
     @discardableResult
     @inlinable