refactor(tui-04): remove ConnectSession and DisconnectSession from Effect hierarchy

apps/tui/src/main/kotlin/com/correx/apps/tui/TuiApp.kt

@@ -56,7 +56,7 @@ fun main(args: Array<String>) {
                 state = next
                 effects.forEach { effect ->
                     effectScope.launch {
-                        EffectDispatcher(ws, effectScope) { runner.quit() }.dispatch(effect)
+                        EffectDispatcher(ws) { runner.quit() }.dispatch(effect)
                     }
                 }
             }

apps/tui/src/main/kotlin/com/correx/apps/tui/reducer/Effect.kt

@@ -1,11 +1,8 @@
 package com.correx.apps.tui.reducer
 
 import com.correx.apps.server.protocol.ClientMessage
-import com.correx.core.events.types.SessionId
 
 sealed interface Effect {
     data class SendWs(val message: ClientMessage) : Effect
-    data class ConnectSession(val sessionId: SessionId) : Effect
-    data object DisconnectSession: Effect
     data object Quit : Effect
 }

apps/tui/src/main/kotlin/com/correx/apps/tui/reducer/EffectDispatcher.kt

@@ -1,18 +1,14 @@
 package com.correx.apps.tui.reducer
 
 import com.correx.apps.tui.ws.TuiWsClient
-import kotlinx.coroutines.CoroutineScope
 
 class EffectDispatcher(
     private val wsClient: TuiWsClient,
-    private val effectScope: CoroutineScope,
     private val onQuit: () -> Unit,
 ) {
     suspend fun dispatch(effect: Effect) {
         when (effect) {
             is Effect.SendWs -> wsClient.send(effect.message)
-            is Effect.ConnectSession -> wsClient.connectSession(effect.sessionId, effectScope)
-            Effect.DisconnectSession -> wsClient.disconnectSession()
             Effect.Quit -> onQuit()
         }
     }

apps/tui/src/main/kotlin/com/correx/apps/tui/reducer/SessionsReducer.kt

@@ -131,7 +131,7 @@ object SessionsReducer {
         return sessionState.copy(
             sessions = sessionState.sessions + summary,
             selectedId = selected,
-        ) to listOf(Effect.ConnectSession(msg.sessionId))
+        ) to emptyList()
     }
 
     private fun processToolRejectedMessage(
@@ -300,21 +300,19 @@ object SessionsReducer {
         sessions: SessionsState,
         msg: ServerMessage.SessionFailed,
         clock: () -> Long,
-    ): Pair<SessionsState, List<Effect.DisconnectSession>> = touchSession(
+    ): Pair<SessionsState, List<Effect>> = touchSession(
         sessions,
         msg.sessionId.value,
         "FAILED",
         clock,
-    ) to listOf(Effect.DisconnectSession)
+    ) to emptyList()
 
     private fun processSessionCompletedMessage(
         sessions: SessionsState,
         msg: ServerMessage.SessionCompleted,
         clock: () -> Long,
-    ): Pair<SessionsState, List<Effect.DisconnectSession>> =
-        touchSession(sessions, msg.sessionId.value, "COMPLETED", clock) to listOf(
-            Effect.DisconnectSession,
-        )
+    ): Pair<SessionsState, List<Effect>> =
+        touchSession(sessions, msg.sessionId.value, "COMPLETED", clock) to emptyList()
 
     private fun processSessionPausedMessage(
         msg: ServerMessage.SessionPaused,