diff --git a/app-glasses/build.gradle.kts b/app-glasses/build.gradle.kts
index d5f5615..9433d71 100644
--- a/app-glasses/build.gradle.kts
+++ b/app-glasses/build.gradle.kts
@@ -50,4 +50,8 @@ dependencies {
     implementation(libs.kotlinx.coroutines.android)
     implementation(libs.kotlinx.serialization.json)
     implementation(project(":lib-core"))
+
+    // WS-клиент очков (OkHttp — Android-движок)
+    implementation(libs.ktor.client.okhttp)
+    implementation(libs.ktor.client.websockets)
 }
diff --git a/app-glasses/src/main/AndroidManifest.xml b/app-glasses/src/main/AndroidManifest.xml
index 0aa9b1e..4ea4cfa 100644
--- a/app-glasses/src/main/AndroidManifest.xml
+++ b/app-glasses/src/main/AndroidManifest.xml
@@ -5,8 +5,19 @@
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
 
     <application
+        android:name=".GlassesApp"
         android:label="ViewMate Glasses"
         android:theme="@style/Theme.AppCompat"
-        android:allowBackup="true">
+        android:allowBackup="true"
+        android:usesCleartextTraffic="true">
+
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
     </application>
 </manifest>
diff --git a/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/GlassesApp.kt b/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/GlassesApp.kt
new file mode 100644
index 0000000..2093fad
--- /dev/null
+++ b/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/GlassesApp.kt
@@ -0,0 +1,32 @@
+package pw.binom.viewmate.glasses
+
+import android.app.Application
+
+/** Конфигурация очков: адрес WS-сервера телефона. Креды не нужны — очки просто экран. */
+object GlassesConfig {
+    // Эмулятор — 10.0.2.2 (localhost хоста); на устройстве — LAN-адрес телефона.
+    const val HOST_URL = "ws://10.0.2.2:8080/ws/glasses"
+}
+
+/**
+ * Application очков: создаёт и запускает HostConnection (WS-клиент к телефону).
+ * Синглтон-доступ через companion.
+ */
+class GlassesApp : Application() {
+
+    lateinit var hostConnection: HostConnection
+        private set
+
+    override fun onCreate() {
+        super.onCreate()
+        instance = this
+        hostConnection = HostConnection(GlassesConfig.HOST_URL)
+        hostConnection.start()
+        log("app", "HostConnection стартует: ${GlassesConfig.HOST_URL}")
+    }
+
+    companion object {
+        lateinit var instance: GlassesApp
+            private set
+    }
+}
diff --git a/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/HostConnection.kt b/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/HostConnection.kt
new file mode 100644
index 0000000..2ff99c6
--- /dev/null
+++ b/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/HostConnection.kt
@@ -0,0 +1,102 @@
+package pw.binom.viewmate.glasses
+
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.cancel
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.isActive
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import pw.binom.viewmate.core.net.GlassesWsClient
+import pw.binom.viewmate.core.protocol.AssistantStateMsg
+import pw.binom.viewmate.core.protocol.ChatSessionMsg
+import pw.binom.viewmate.core.protocol.GlassesStatus
+import pw.binom.viewmate.core.protocol.Hello
+import pw.binom.viewmate.core.protocol.HostToGlasses
+import pw.binom.viewmate.core.protocol.MediaCommandMsg
+import pw.binom.viewmate.core.protocol.PlayVideo
+import pw.binom.viewmate.core.protocol.PlaybackPosition
+import pw.binom.viewmate.core.protocol.SetMode
+import pw.binom.viewmate.core.protocol.ShowText
+import pw.binom.viewmate.core.protocol.Welcome
+
+/**
+ * Обвязка над [GlassesWsClient] для UI очков:
+ * реконнект, Hello при подключении, периодический статус/позиция,
+ * обработка входящих HostToGlasses в StateFlow (пока — лог).
+ */
+class HostConnection(
+    private val url: String,
+) {
+    private val client = GlassesWsClient(url)
+    private val scope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
+
+    private val _connected = MutableStateFlow(false)
+    val connected: StateFlow<Boolean> = _connected.asStateFlow()
+
+    private val _status = MutableStateFlow("не подключено")
+    val status: StateFlow<String> = _status.asStateFlow()
+
+    private val _messages = MutableStateFlow<List<String>>(emptyList())
+    val messages: StateFlow<List<String>> = _messages.asStateFlow()
+
+    fun start() {
+        scope.launch {
+            client.connect(
+                onHostMessage = { msg -> handleHostMessage(msg) },
+                onConnected = {
+                    _connected.value = true
+                    _status.value = "подключено: $url"
+                    addMessage("соединение установлено")
+                    client.send(Hello(appVersion = "0.1.0"))
+                },
+                onDisconnected = {
+                    _connected.value = false
+                    _status.value = "нет соединения (реконнект через 3с)"
+                },
+            )
+        }
+        scope.launch {
+            while (isActive) {
+                delay(5_000)
+                // статус/позиция — заглушки (реальные батарея/память/таймкод — позже)
+                client.send(GlassesStatus(batteryPercent = 80, storageUsedGb = 10.5, storageTotalGb = 32.0))
+                client.send(PlaybackPosition(positionMs = 0, playing = false))
+            }
+        }
+    }
+
+    private suspend fun handleHostMessage(msg: HostToGlasses) {
+        when (msg) {
+            is Welcome -> {
+                _connected.value = true
+                addMessage("Welcome: режим ${msg.mode}, сессия ${msg.sessionId ?: "-"}")
+            }
+
+            is SetMode -> addMessage("SetMode: ${msg.mode}")
+
+            is PlayVideo -> addMessage("получено видео: «${msg.title}» — ${msg.videoUrl}")
+
+            is MediaCommandMsg -> addMessage("MediaCommand: ${msg.command} (seekMs=${msg.seekMs})")
+
+            is AssistantStateMsg -> addMessage("AssistantState: ${msg.state} (${msg.recordingSeconds}с)")
+
+            is ShowText -> addMessage("ShowText: ${msg.text}")
+
+            is ChatSessionMsg -> addMessage("ChatSession: ${msg.sessionId} — ${msg.title}")
+        }
+    }
+
+    private fun addMessage(text: String) {
+        log("glasses", text)
+        _messages.value = (_messages.value + "» $text").takeLast(50)
+    }
+
+    fun stop() {
+        client.close()
+        scope.cancel()
+    }
+}
diff --git a/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/Log.kt b/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/Log.kt
new file mode 100644
index 0000000..a5fe211
--- /dev/null
+++ b/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/Log.kt
@@ -0,0 +1,6 @@
+package pw.binom.viewmate.glasses
+
+/** Единый лог очков: простой println (работает и в unit-тестах). */
+fun log(tag: String, message: String) {
+    println("[view-mate] $tag $message")
+}
diff --git a/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/MainActivity.kt b/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/MainActivity.kt
index b23b1a3..b8d2555 100644
--- a/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/MainActivity.kt
+++ b/app-glasses/src/main/kotlin/pw/binom/viewmate/glasses/MainActivity.kt
@@ -1,12 +1,53 @@
 package pw.binom.viewmate.glasses
 
-import android.app.Activity
 import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
 
-class MainActivity : Activity() {
+class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        // Точка входа на очках: инициализация RayNeo SDK, режимы, связь.
-        // Пока — заглушка, заполняется на следующем шаге.
+        setContent {
+            MaterialTheme {
+                ConnectionScreen()
+            }
+        }
+    }
+}
+
+@Composable
+fun ConnectionScreen() {
+    val connection = GlassesApp.instance.hostConnection
+    val connected by connection.connected.collectAsState()
+    val status by connection.status.collectAsState()
+    val messages by connection.messages.collectAsState()
+
+    Column(
+        modifier = Modifier.fillMaxSize().padding(24.dp),
+        verticalArrangement = Arrangement.spacedBy(8.dp),
+    ) {
+        Text("ViewMate Glasses", style = MaterialTheme.typography.headlineMedium)
+        Text(if (connected) "подключено к телефону" else "нет соединения")
+        Text(status, style = MaterialTheme.typography.bodyMedium)
+        Text("Последние сообщения:", style = MaterialTheme.typography.titleMedium)
+        LazyColumn(modifier = Modifier.fillMaxWidth()) {
+            items(messages) { msg ->
+                Text(msg, style = MaterialTheme.typography.bodySmall)
+            }
+        }
     }
 }
diff --git a/app-host/src/main/kotlin/pw/binom/viewmate/host/GlassesHub.kt b/app-host/src/main/kotlin/pw/binom/viewmate/host/GlassesHub.kt
index e838010..e78b8aa 100644
--- a/app-host/src/main/kotlin/pw/binom/viewmate/host/GlassesHub.kt
+++ b/app-host/src/main/kotlin/pw/binom/viewmate/host/GlassesHub.kt
@@ -7,6 +7,8 @@ import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.serialization.json.Json
 import pw.binom.viewmate.core.GlassesMode
+import pw.binom.viewmate.core.phone.GlassesSender
+import pw.binom.viewmate.core.phone.PhoneState
 import pw.binom.viewmate.core.protocol.GlassesOff
 import pw.binom.viewmate.core.protocol.GlassesStatus
 import pw.binom.viewmate.core.protocol.GlassesToHost
@@ -24,7 +26,7 @@ import java.util.concurrent.ConcurrentHashMap
 open class GlassesHub(
     private val json: Json,
     private val state: PhoneState = PhoneState(),
-) {
+) : GlassesSender {
 
     private val sessions = ConcurrentHashMap<DefaultWebSocketServerSession, Unit>()
 
@@ -69,6 +71,9 @@ open class GlassesHub(
         }
     }
 
+    /** GlassesSender: то же, что [broadcast]. */
+    override suspend fun send(msg: HostToGlasses) = broadcast(msg)
+
     /** Сменить режим очков и разослать SetMode. */
     open suspend fun setMode(mode: GlassesMode) {
         _mode.value = mode
diff --git a/app-host/src/main/kotlin/pw/binom/viewmate/host/Main.kt b/app-host/src/main/kotlin/pw/binom/viewmate/host/Main.kt
index 9b19d27..d8a8710 100644
--- a/app-host/src/main/kotlin/pw/binom/viewmate/host/Main.kt
+++ b/app-host/src/main/kotlin/pw/binom/viewmate/host/Main.kt
@@ -10,12 +10,11 @@ import pw.binom.viewmate.core.GlassesMode
 import pw.binom.viewmate.core.MediaCommand
 import pw.binom.viewmate.core.media.JellyfinClient
 import pw.binom.viewmate.core.media.MirrorClient
+import pw.binom.viewmate.core.phone.PhoneActions
+import pw.binom.viewmate.core.phone.PhoneState
 import pw.binom.viewmate.core.protocol.AssistantState
-import pw.binom.viewmate.core.protocol.AssistantStateMsg
 import pw.binom.viewmate.core.protocol.ChatSessionMsg
-import pw.binom.viewmate.core.protocol.MediaCommandMsg
 import pw.binom.viewmate.core.protocol.PlayVideo
-import pw.binom.viewmate.core.protocol.ShowText
 
 const val HOST_PORT = 8080
 
@@ -23,28 +22,36 @@ fun main() {
     val config = Config.load()
     log("config", "Jellyfin: ${config.jellyfinUrl}, Mirror: ${config.mirrorUrl}")
 
-    val state = PhoneState()
-    val hub = GlassesHub(hostJson, state)
-    val actions = PhoneActions(
-        jellyfin = JellyfinClient(config.jellyfinUrl, config.jellyfinApiKey),
-        mirror = MirrorClient(config.mirrorUrl, config.mirrorApiKey),
-        hub = hub,
-        state = state,
-        json = hostJson,
-    )
-
-    val server = embeddedServer(Netty, port = HOST_PORT, host = "0.0.0.0") {
-        hostModule(hub)
-    }
-    server.start(wait = false)
-    log("server", "ViewMate Host слушает ws://0.0.0.0:$HOST_PORT$GLASSES_WS_PATH")
-
-    Runtime.getRuntime().addShutdownHook(Thread {
-        server.stop(1_000, 3_000)
-        log("server", "остановлен")
-    })
-
     runBlocking {
+        val jellyfin = JellyfinClient(config.jellyfinUrl, config.jellyfinApiKey)
+        val mirror = MirrorClient(config.mirrorUrl, config.mirrorApiKey)
+
+        // первый пользователь Jellyfin — один раз при старте
+        val userId = jellyfin.users().firstOrNull()?.Id
+            ?: throw IllegalStateException("нет пользователей в Jellyfin")
+        log("config", "пользователь Jellyfin: $userId")
+
+        val state = PhoneState()
+        val hub = GlassesHub(hostJson, state)
+        val actions = PhoneActions(
+            jellyfin = jellyfin,
+            mirror = mirror,
+            sender = hub,
+            state = state,
+            userId = userId,
+        )
+
+        val server = embeddedServer(Netty, port = HOST_PORT, host = "0.0.0.0") {
+            hostModule(hub)
+        }
+        server.start(wait = false)
+        log("server", "ViewMate Host слушает ws://0.0.0.0:$HOST_PORT$GLASSES_WS_PATH")
+
+        Runtime.getRuntime().addShutdownHook(Thread {
+            server.stop(1_000, 3_000)
+            log("server", "остановлен")
+        })
+
         launch {
             hub.connected.collectLatest { count ->
                 log("hub", "подключено очков: $count")
@@ -85,20 +92,20 @@ private suspend fun handleConsoleCommand(actions: PhoneActions, hub: GlassesHub,
         "mode" -> {
             val mode = parseEnum<GlassesMode>(parts.getOrNull(1))
             if (mode == null) return logUsage("mode MOVIE|CHAT")
-            hub.setMode(mode)
+            out(actions.applyMode(mode))
         }
 
         "state" -> {
             val state = parseEnum<AssistantState>(parts.getOrNull(1))
             if (state == null) return logUsage("state IDLE|LISTENING|THINKING|SPEAKING [seconds]")
             val seconds = parts.getOrNull(2)?.toIntOrNull() ?: 0
-            hub.broadcast(AssistantStateMsg(state = state, recordingSeconds = seconds))
+            out(actions.applyAssistantState(state, seconds))
         }
 
         "text" -> {
             val text = parts.drop(1).joinToString(" ")
             if (text.isEmpty()) return logUsage("text <текст>")
-            hub.broadcast(ShowText(text = text))
+            out(actions.applyText(text))
         }
 
         "session" -> {
@@ -117,7 +124,7 @@ private suspend fun handleConsoleCommand(actions: PhoneActions, hub: GlassesHub,
             val command = parseEnum<MediaCommand>(parts.getOrNull(1))
             if (command == null) return logUsage("cmd PLAY|PAUSE|TOGGLE|SEEK_FORWARD|SEEK_BACKWARD|NEXT_AUDIO|PREV_AUDIO|CLOSE [seekMs]")
             val seekMs = parts.getOrNull(2)?.toLongOrNull() ?: 0
-            hub.broadcast(MediaCommandMsg(command = command, seekMs = seekMs))
+            out(actions.applyMediaCommand(command, seekMs))
         }
 
         "catalog" -> out(actions.catalog(parts.getOrNull(1)))
diff --git a/app-phone/build.gradle.kts b/app-phone/build.gradle.kts
index 96f130c..321613d 100644
--- a/app-phone/build.gradle.kts
+++ b/app-phone/build.gradle.kts
@@ -48,4 +48,17 @@ dependencies {
     implementation(libs.kotlinx.coroutines.android)
     implementation(libs.kotlinx.serialization.json)
     implementation(project(":lib-core"))
+
+    // WS-сервер телефона (CIO — работает на Android)
+    implementation("io.ktor:ktor-server-core:3.3.0")
+    implementation("io.ktor:ktor-server-cio:3.3.0")
+    implementation("io.ktor:ktor-server-websockets:3.3.0")
+    implementation("io.ktor:ktor-serialization-kotlinx-json:3.3.0")
+
+    testImplementation(kotlin("test"))
+    testImplementation("io.ktor:ktor-server-test-host:3.3.0")
+    testImplementation("io.ktor:ktor-client-websockets:3.3.0")
+    testImplementation("io.ktor:ktor-client-content-negotiation:3.3.0")
+    testImplementation("io.ktor:ktor-serialization-kotlinx-json:3.3.0")
+    testImplementation(libs.kotlinx.coroutines.test)
 }
diff --git a/app-phone/src/main/AndroidManifest.xml b/app-phone/src/main/AndroidManifest.xml
index 718e3ae..6751873 100644
--- a/app-phone/src/main/AndroidManifest.xml
+++ b/app-phone/src/main/AndroidManifest.xml
@@ -6,8 +6,19 @@
     <uses-permission android:name="android.permission.RECORD_AUDIO" />
 
     <application
+        android:name=".PhoneApp"
         android:label="ViewMate"
         android:theme="@style/Theme.AppCompat"
-        android:allowBackup="true">
+        android:allowBackup="true"
+        android:usesCleartextTraffic="true">
+
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
     </application>
 </manifest>
diff --git a/app-phone/src/main/kotlin/pw/binom/viewmate/phone/GlassesServer.kt b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/GlassesServer.kt
new file mode 100644
index 0000000..dc685f9
--- /dev/null
+++ b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/GlassesServer.kt
@@ -0,0 +1,169 @@
+package pw.binom.viewmate.phone
+
+import io.ktor.server.application.Application
+import io.ktor.server.application.install
+import io.ktor.server.cio.CIO
+import io.ktor.server.engine.EmbeddedServer
+import io.ktor.server.engine.embeddedServer
+import io.ktor.server.routing.routing
+import io.ktor.server.websocket.DefaultWebSocketServerSession
+import io.ktor.server.websocket.WebSockets
+import io.ktor.server.websocket.webSocket
+import io.ktor.websocket.Frame
+import io.ktor.websocket.readText
+import io.ktor.websocket.send
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.encodeToString
+import pw.binom.viewmate.core.GlassesMode
+import pw.binom.viewmate.core.phone.GlassesSender
+import pw.binom.viewmate.core.phone.PhoneState
+import pw.binom.viewmate.core.protocol.GlassesOff
+import pw.binom.viewmate.core.protocol.GlassesStatus
+import pw.binom.viewmate.core.protocol.GlassesToHost
+import pw.binom.viewmate.core.protocol.Gesture
+import pw.binom.viewmate.core.protocol.Hello
+import pw.binom.viewmate.core.protocol.HostToGlasses
+import pw.binom.viewmate.core.protocol.PlaybackPosition
+import pw.binom.viewmate.core.protocol.Welcome
+import pw.binom.viewmate.core.protocol.protocolJson
+import java.util.concurrent.ConcurrentHashMap
+
+const val GLASSES_WS_PATH = "/ws/glasses"
+
+/**
+ * Менеджер подключённых очков (телефон). Потокобезопасен (ConcurrentHashMap).
+ * Раздаёт исходящие сообщения всем очкам и обрабатывает входящие
+ * (Hello → Welcome, жесты/статус/позицию → лог, GlassesOff → пауза).
+ */
+class GlassesHub(
+    private val state: PhoneState,
+) {
+    private val sessions = ConcurrentHashMap<DefaultWebSocketServerSession, Unit>()
+
+    private val _connected = MutableStateFlow(0)
+    val connected: StateFlow<Int> = _connected.asStateFlow()
+
+    private val _gesturesReceived = MutableStateFlow(0)
+    val gesturesReceived: StateFlow<Int> = _gesturesReceived.asStateFlow()
+
+    fun add(session: DefaultWebSocketServerSession) {
+        sessions[session] = Unit
+        _connected.value = sessions.size
+        log("hub", "очки подключились, всего: ${sessions.size}")
+    }
+
+    fun remove(session: DefaultWebSocketServerSession) {
+        sessions.remove(session)
+        _connected.value = sessions.size
+        log("hub", "очки отключились, всего: ${sessions.size}")
+    }
+
+    /** Отправить сообщение всем подключённым очкам. */
+    suspend fun broadcast(msg: HostToGlasses) {
+        val text = protocolJson.encodeToString(HostToGlasses.serializer(), msg)
+        for (session in sessions.keys) {
+            try {
+                session.send(text)
+            } catch (e: Exception) {
+                log("hub", "не удалось отправить ${msg::class.simpleName}: ${e.message}")
+            }
+        }
+    }
+
+    /** Обработать входящее текстовое сообщение от очков. */
+    suspend fun handle(session: DefaultWebSocketServerSession, text: String) {
+        val msg = protocolJson.decodeFromString(GlassesToHost.serializer(), text)
+        when (msg) {
+            is Hello -> {
+                log("glasses", "hello (app=${msg.appVersion}) → welcome")
+                send(session, Welcome(mode = state.mode, sessionId = state.activeSessionId))
+            }
+
+            is Gesture -> {
+                _gesturesReceived.value++
+                log("glasses", "жест с тачпада: ${msg.gesture}")
+            }
+
+            is GlassesStatus -> {
+                log("glasses", "статус: батарея ${msg.batteryPercent}%, память ${msg.storageUsedGb}/${msg.storageTotalGb} ГБ")
+            }
+
+            is PlaybackPosition -> {
+                val state = if (msg.playing) "играет" else "пауза"
+                log("glasses", "позиция: ${msg.positionMs} мс, $state")
+            }
+
+            is GlassesOff -> {
+                log("glasses", "очки выключились → пауза (${msg.reason})")
+                this.state.playing = false
+            }
+        }
+    }
+
+    private suspend fun send(session: DefaultWebSocketServerSession, msg: HostToGlasses) {
+        val text = protocolJson.encodeToString(HostToGlasses.serializer(), msg)
+        session.send(text)
+    }
+}
+
+/** Ktor-модуль телефона: WebSocket-роут для подключения очков. */
+fun Application.glassesServerModule(hub: GlassesHub) {
+    install(WebSockets) {
+        pingPeriodMillis = 15_000
+        timeoutMillis = 15_000
+        maxFrameSize = Long.MAX_VALUE
+        masking = false
+    }
+    routing {
+        webSocket(GLASSES_WS_PATH) {
+            hub.add(this)
+            try {
+                for (frame in incoming) {
+                    if (frame is Frame.Text) {
+                        val text = frame.readText()
+                        hub.handle(this, text)
+                    }
+                }
+            } catch (e: Exception) {
+                log("server", "WS-ошибка: ${e.message}")
+            } finally {
+                hub.remove(this)
+            }
+        }
+    }
+}
+
+/**
+ * WS-сервер телефона (CIO-движок — работает на Android, в отличие от Netty).
+ * Живёт в приложении (Application), слушает 0.0.0.0:[port]/ws/glasses.
+ */
+class GlassesServer(
+    private val port: Int = PhoneConfig.SERVER_PORT,
+    private val state: PhoneState = PhoneState(),
+) {
+    val hub = GlassesHub(state)
+
+    /** GlassesSender-адаптер поверх хаба (для PhoneActions). */
+    val sender: GlassesSender = object : GlassesSender {
+        override suspend fun send(msg: HostToGlasses) = hub.broadcast(msg)
+    }
+
+    private var server: EmbeddedServer<*, *>? = null
+
+    fun start() {
+        if (server != null) return
+        server = embeddedServer(CIO, port = port, host = "0.0.0.0") {
+            glassesServerModule(hub)
+        }
+        server!!.start(wait = false)
+        log("server", "WS-сервер запущен на 0.0.0.0:$port$GLASSES_WS_PATH")
+    }
+
+    fun stop() {
+        server?.stop(1_000, 3_000)
+        server = null
+    }
+}
diff --git a/app-phone/src/main/kotlin/pw/binom/viewmate/phone/Log.kt b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/Log.kt
new file mode 100644
index 0000000..93d7601
--- /dev/null
+++ b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/Log.kt
@@ -0,0 +1,6 @@
+package pw.binom.viewmate.phone
+
+/** Единый лог телефона: простой println (работает и в unit-тестах). */
+fun log(tag: String, message: String) {
+    println("[view-mate] $tag $message")
+}
diff --git a/app-phone/src/main/kotlin/pw/binom/viewmate/phone/MainActivity.kt b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/MainActivity.kt
index 8dc5b4d..f62d43d 100644
--- a/app-phone/src/main/kotlin/pw/binom/viewmate/phone/MainActivity.kt
+++ b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/MainActivity.kt
@@ -1,11 +1,44 @@
 package pw.binom.viewmate.phone
 
-import android.app.Activity
 import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
 
-class MainActivity : Activity() {
+class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        // Компаньон: дубль-управление, чат, каталог. Пока — заглушка.
+        setContent {
+            MaterialTheme {
+                ServerStatusScreen()
+            }
+        }
+    }
+}
+
+@Composable
+fun ServerStatusScreen() {
+    val app = PhoneApp.instance
+    val connected by app.server.hub.connected.collectAsState()
+
+    Column(
+        modifier = Modifier.fillMaxSize().padding(24.dp),
+        verticalArrangement = Arrangement.spacedBy(8.dp),
+    ) {
+        Text("ViewMate Phone", style = MaterialTheme.typography.headlineMedium)
+        Text("WS-сервер запущен")
+        Text("Порт: ${PhoneConfig.SERVER_PORT}")
+        Text("Путь: $GLASSES_WS_PATH")
+        Text("Подключено очков: $connected")
     }
 }
diff --git a/app-phone/src/main/kotlin/pw/binom/viewmate/phone/PhoneApp.kt b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/PhoneApp.kt
new file mode 100644
index 0000000..a844e8f
--- /dev/null
+++ b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/PhoneApp.kt
@@ -0,0 +1,60 @@
+package pw.binom.viewmate.phone
+
+import android.app.Application
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.launch
+import pw.binom.viewmate.core.media.JellyfinClient
+import pw.binom.viewmate.core.media.MirrorClient
+import pw.binom.viewmate.core.phone.PhoneActions
+import pw.binom.viewmate.core.phone.PhoneState
+
+/**
+ * Application телефона: создаёт клиентов (Jellyfin/mirror), PhoneState,
+ * WS-сервер (GlassesServer) и PhoneActions. Синглтон-доступ через companion.
+ */
+class PhoneApp : Application() {
+
+    lateinit var state: PhoneState
+        private set
+    lateinit var server: GlassesServer
+        private set
+    lateinit var actions: PhoneActions
+        private set
+
+    private val scope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
+
+    override fun onCreate() {
+        super.onCreate()
+        instance = this
+
+        state = PhoneState()
+        server = GlassesServer(port = PhoneConfig.SERVER_PORT, state = state)
+
+        val jellyfin = JellyfinClient(PhoneConfig.JELLYFIN_URL, PhoneConfig.JELLYFIN_API_KEY)
+        val mirror = MirrorClient(PhoneConfig.MIRROR_URL, PhoneConfig.MIRROR_API_KEY)
+
+        server.start()
+
+        // первый пользователь Jellyfin — один раз при старте
+        scope.launch {
+            val userId = runCatching { jellyfin.users().firstOrNull()?.Id }.getOrNull()
+                ?: ""
+            if (userId.isBlank()) log("app", "не удалось получить пользователя Jellyfin")
+            actions = PhoneActions(
+                jellyfin = jellyfin,
+                mirror = mirror,
+                sender = server.sender,
+                state = state,
+                userId = userId,
+            )
+            log("app", "PhoneActions готов (userId=$userId)")
+        }
+    }
+
+    companion object {
+        lateinit var instance: PhoneApp
+            private set
+    }
+}
diff --git a/app-phone/src/main/kotlin/pw/binom/viewmate/phone/PhoneConfig.kt b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/PhoneConfig.kt
new file mode 100644
index 0000000..ef49cd0
--- /dev/null
+++ b/app-phone/src/main/kotlin/pw/binom/viewmate/phone/PhoneConfig.kt
@@ -0,0 +1,14 @@
+package pw.binom.viewmate.phone
+
+/**
+ * Конфигурация телефона: креды Jellyfin/media-mirror и порт WS-сервера.
+ * Пока — простые константы (значения те же, что в app-host application.properties),
+ * позже заменится на BuildConfig/строки.
+ */
+object PhoneConfig {
+    const val JELLYFIN_URL = "https://jellyfin.binom.pw"
+    const val JELLYFIN_API_KEY = "59e6380a96a94364ae25d2b7cf9f1359"
+    const val MIRROR_URL = "https://mirror.binom.pw"
+    const val MIRROR_API_KEY = "67KA48ScP0qxRIihmr1srlggIIkRUAG"
+    const val SERVER_PORT = 8080
+}
diff --git a/app-phone/src/test/kotlin/pw/binom/viewmate/phone/GlassesServerTest.kt b/app-phone/src/test/kotlin/pw/binom/viewmate/phone/GlassesServerTest.kt
new file mode 100644
index 0000000..55dd20e
--- /dev/null
+++ b/app-phone/src/test/kotlin/pw/binom/viewmate/phone/GlassesServerTest.kt
@@ -0,0 +1,122 @@
+package pw.binom.viewmate.phone
+
+import io.ktor.client.plugins.websocket.WebSockets
+import io.ktor.client.plugins.websocket.webSocket
+import io.ktor.server.testing.testApplication
+import io.ktor.websocket.Frame
+import io.ktor.websocket.readText
+import io.ktor.websocket.send
+import kotlinx.coroutines.channels.Channel
+import kotlinx.coroutines.cancelAndJoin
+import kotlinx.coroutines.coroutineScope
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.encodeToString
+import pw.binom.viewmate.core.GlassesMode
+import pw.binom.viewmate.core.phone.PhoneState
+import pw.binom.viewmate.core.protocol.Gesture
+import pw.binom.viewmate.core.protocol.GlassesStatus
+import pw.binom.viewmate.core.protocol.GlassesToHost
+import pw.binom.viewmate.core.protocol.Hello
+import pw.binom.viewmate.core.protocol.HostToGlasses
+import pw.binom.viewmate.core.protocol.SetMode
+import pw.binom.viewmate.core.protocol.Welcome
+import pw.binom.viewmate.core.protocol.protocolJson
+import kotlin.test.Test
+import kotlin.test.assertEquals
+import kotlin.test.assertIs
+import kotlin.test.fail
+
+class GlassesServerTest {
+
+    private val json = protocolJson
+
+    @Test
+    fun helloGetsWelcome() = testApplication {
+        val hub = GlassesHub(PhoneState())
+        application { glassesServerModule(hub) }
+        val client = createClient { install(WebSockets) }
+
+        client.webSocket(GLASSES_WS_PATH) {
+            send(json.encodeToString(GlassesToHost.serializer(), Hello(appVersion = "0.1.0")))
+            val frame = incoming.receive() as Frame.Text
+            val welcome = json.decodeFromString(HostToGlasses.serializer(), frame.readText())
+            assertIs<Welcome>(welcome)
+            assertEquals(GlassesMode.MOVIE, welcome.mode)
+        }
+    }
+
+    @Test
+    fun gestureIsProcessed() = testApplication {
+        val hub = GlassesHub(PhoneState())
+        application { glassesServerModule(hub) }
+        val client = createClient { install(WebSockets) }
+
+        client.webSocket(GLASSES_WS_PATH) {
+            send(json.encodeToString(GlassesToHost.serializer(), Gesture(gesture = "DoubleClick")))
+            send(json.encodeToString(GlassesToHost.serializer(), GlassesStatus(70, 10.5, 32.0)))
+        }
+        awaitTrue { hub.gesturesReceived.value == 1 }
+        awaitTrue { hub.connected.value == 0 }
+    }
+
+    @Test
+    fun connectedCounterTracksSessions() = testApplication {
+        val hub = GlassesHub(PhoneState())
+        application { glassesServerModule(hub) }
+        val client = createClient { install(WebSockets) }
+
+        client.webSocket(GLASSES_WS_PATH) { }
+        awaitTrue { hub.connected.value == 0 }
+    }
+
+    @Test
+    fun broadcastReachesAllGlasses() = testApplication {
+        val hub = GlassesHub(PhoneState())
+        application { glassesServerModule(hub) }
+        val client = createClient { install(WebSockets) }
+
+        coroutineScope {
+            val opened = Channel<Unit>(2)
+            val received = Channel<HostToGlasses>(2)
+
+            val jobs = (1..2).map {
+                launch {
+                    client.webSocket(GLASSES_WS_PATH) {
+                        opened.send(Unit)
+                        while (true) {
+                            val frame = incoming.receive()
+                            if (frame is Frame.Text) {
+                                received.send(json.decodeFromString(HostToGlasses.serializer(), frame.readText()))
+                            }
+                        }
+                    }
+                }
+            }
+
+            repeat(2) { opened.receive() }
+            awaitTrue { hub.connected.value == 2 }
+
+            hub.broadcast(SetMode(GlassesMode.CHAT))
+
+            val first = received.receive()
+            val second = received.receive()
+            listOf(first, second).forEach {
+                assertIs<SetMode>(it)
+                assertEquals(GlassesMode.CHAT, it.mode)
+            }
+
+            jobs.forEach { it.cancelAndJoin() }
+            awaitTrue { hub.connected.value == 0 }
+        }
+    }
+
+    private suspend fun awaitTrue(timeoutMs: Long = 10_000, condition: () -> Boolean) {
+        val deadline = System.currentTimeMillis() + timeoutMs
+        while (!condition()) {
+            if (System.currentTimeMillis() > deadline) fail("условие не выполнено за ${timeoutMs}мс")
+            delay(20)
+        }
+    }
+}
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index a4f885b..bc467c5 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -24,6 +24,7 @@ exoplayer = { module = "com.google.android.exoplayer:exoplayer", version.ref = "
 ktor-client-core = { module = "io.ktor:ktor-client-core", version.ref = "ktor" }
 ktor-client-okhttp = { module = "io.ktor:ktor-client-okhttp", version.ref = "ktor" }
 ktor-client-cio = { module = "io.ktor:ktor-client-cio", version.ref = "ktor" }
+ktor-client-websockets = { module = "io.ktor:ktor-client-websockets", version.ref = "ktor" }
 ktor-client-content-negotiation = { module = "io.ktor:ktor-client-content-negotiation", version.ref = "ktor" }
 ktor-client-logging = { module = "io.ktor:ktor-client-logging", version.ref = "ktor" }
 ktor-serialization-kotlinx-json = { module = "io.ktor:ktor-serialization-kotlinx-json", version.ref = "ktor" }
diff --git a/lib-core/build.gradle.kts b/lib-core/build.gradle.kts
index b764a4b..76d9234 100644
--- a/lib-core/build.gradle.kts
+++ b/lib-core/build.gradle.kts
@@ -19,6 +19,7 @@ kotlin {
             implementation(libs.kotlinx.serialization.json)
             implementation(libs.kotlinx.coroutines.core)
             implementation(libs.ktor.client.core)
+            implementation(libs.ktor.client.websockets)
             implementation(libs.ktor.client.content.negotiation)
             implementation(libs.ktor.client.logging)
             implementation(libs.ktor.serialization.kotlinx.json)
@@ -35,6 +36,13 @@ kotlin {
         jvmMain.dependencies {
             implementation(libs.ktor.client.cio)
         }
+        jvmTest.dependencies {
+            implementation(libs.ktor.client.websockets)
+            implementation("io.ktor:ktor-server-core:3.3.0")
+            implementation("io.ktor:ktor-server-cio:3.3.0")
+            implementation("io.ktor:ktor-server-websockets:3.3.0")
+            implementation("io.ktor:ktor-serialization-kotlinx-json:3.3.0")
+        }
     }
 }
 
diff --git a/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/Log.kt b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/Log.kt
new file mode 100644
index 0000000..8fa7b1f
--- /dev/null
+++ b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/Log.kt
@@ -0,0 +1,6 @@
+package pw.binom.viewmate.core
+
+/** Единый лог общего слоя (KMP): без java.time, просто тег + сообщение. */
+fun log(tag: String, message: String) {
+    println("[view-mate] $tag $message")
+}
diff --git a/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/media/HttpClient.kt b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/media/HttpClient.kt
index 8a30b81..ab44c0b 100644
--- a/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/media/HttpClient.kt
+++ b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/media/HttpClient.kt
@@ -6,11 +6,13 @@ import io.ktor.client.plugins.contentnegotiation.ContentNegotiation
 import io.ktor.client.plugins.logging.LogLevel
 import io.ktor.client.plugins.logging.Logging
 import io.ktor.client.plugins.logging.Logger
+import io.ktor.client.plugins.websocket.WebSockets
 import io.ktor.client.statement.HttpResponse
 import io.ktor.client.statement.bodyAsText
 import io.ktor.http.isSuccess
 import io.ktor.serialization.kotlinx.json.json
 import kotlinx.serialization.json.Json
+import pw.binom.viewmate.core.protocol.protocolJson
 
 /**
  * Общий HTTP-клиент для media-бэкендов (Jellyfin, media-mirror):
@@ -45,6 +47,31 @@ object HttpClientDebugLogging {
     var enabled: Boolean = true
 }
 
+/**
+ * HTTP-клиент для WS-протокола очков (GlassesWsClient):
+ * JSON-сериализация kotlinx с дискриминатором "type", таймауты, поддержка WS.
+ */
+fun defaultWsClient(): HttpClient = HttpClient {
+    install(ContentNegotiation) {
+        json(protocolJson)
+    }
+    install(HttpTimeout) {
+        connectTimeoutMillis = 5_000
+        requestTimeoutMillis = 30_000
+    }
+    install(WebSockets) {
+        pingIntervalMillis = 15_000
+    }
+    install(Logging) {
+        logger = object : Logger {
+            override fun log(message: String) {
+                if (HttpClientDebugLogging.enabled) println("[view-mate] $message")
+            }
+        }
+        level = LogLevel.INFO
+    }
+}
+
 /** Ошибка HTTP-запроса с понятным текстом. */
 class ApiClientException(
     message: String,
diff --git a/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/net/GlassesWsClient.kt b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/net/GlassesWsClient.kt
new file mode 100644
index 0000000..a5551e1
--- /dev/null
+++ b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/net/GlassesWsClient.kt
@@ -0,0 +1,86 @@
+package pw.binom.viewmate.core.net
+
+import io.ktor.client.HttpClient
+import io.ktor.client.plugins.websocket.DefaultClientWebSocketSession
+import io.ktor.client.plugins.websocket.webSocketSession
+import io.ktor.websocket.Frame
+import io.ktor.websocket.close
+import io.ktor.websocket.readText
+import io.ktor.websocket.send
+import kotlinx.coroutines.CancellationException
+import kotlinx.coroutines.cancel
+import kotlinx.coroutines.delay
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.encodeToString
+import pw.binom.viewmate.core.log
+import pw.binom.viewmate.core.media.defaultWsClient
+import pw.binom.viewmate.core.protocol.GlassesToHost
+import pw.binom.viewmate.core.protocol.HostToGlasses
+import pw.binom.viewmate.core.protocol.protocolJson
+
+/**
+ * WS-клиент очков: подключается к хосту (телефону), шлёт [GlassesToHost],
+ * принимает [HostToGlasses]. [connect] — бесконечный цикл приёма с
+ * реконнектом через 3с при обрыве.
+ */
+class GlassesWsClient(
+    private val url: String, // ws://<host>:8080/ws/glasses
+    private val http: HttpClient = defaultWsClient(),
+) {
+
+    @Volatile
+    private var closed = false
+
+    @Volatile
+    private var session: DefaultClientWebSocketSession? = null
+
+    /**
+     * Подключиться и слушать. Возвращается при вызове [close].
+     * [onHostMessage] — входящие от хоста; [onConnected]/[onDisconnected] —
+     * события (пере)подключения (для Hello и смены статуса в UI).
+     */
+    suspend fun connect(
+        onHostMessage: suspend (HostToGlasses) -> Unit,
+        onConnected: suspend () -> Unit = {},
+        onDisconnected: suspend () -> Unit = {},
+    ) {
+        while (!closed) {
+            try {
+                val ws = http.webSocketSession(url)
+                session = ws
+                onConnected()
+                try {
+                    for (frame in ws.incoming) {
+                        if (frame is Frame.Text) {
+                            val text = frame.readText()
+                            val msg = protocolJson.decodeFromString(HostToGlasses.serializer(), text)
+                            onHostMessage(msg)
+                        }
+                    }
+                } finally {
+                    session = null
+                    onDisconnected()
+                    ws.close()
+                }
+            } catch (e: CancellationException) {
+                throw e
+            } catch (e: Exception) {
+                log("ws-client", "соединение оборвано (${e.message}), реконнект через 3с")
+            }
+            if (closed) break
+            delay(3_000)
+        }
+    }
+
+    /** Отправить сообщение хосту. Без активного соединения — no-op. */
+    suspend fun send(msg: GlassesToHost) {
+        val text = protocolJson.encodeToString(GlassesToHost.serializer(), msg)
+        session?.send(text)
+    }
+
+    /** Закрыть клиент: выйти из цикла [connect] и закрыть активное соединение. */
+    fun close() {
+        closed = true
+        session?.cancel()
+    }
+}
diff --git a/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/phone/GlassesSender.kt b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/phone/GlassesSender.kt
new file mode 100644
index 0000000..45786f2
--- /dev/null
+++ b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/phone/GlassesSender.kt
@@ -0,0 +1,8 @@
+package pw.binom.viewmate.core.phone
+
+import pw.binom.viewmate.core.protocol.HostToGlasses
+
+/** Куда слать сообщения очкам (реализуется WS-хабом телефона/хоста). */
+interface GlassesSender {
+    suspend fun send(msg: HostToGlasses)
+}
diff --git a/app-host/src/main/kotlin/pw/binom/viewmate/host/PhoneActions.kt b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/phone/PhoneActions.kt
similarity index 76%
rename from app-host/src/main/kotlin/pw/binom/viewmate/host/PhoneActions.kt
rename to lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/phone/PhoneActions.kt
index 3dc91f4..1aa11eb 100644
--- a/app-host/src/main/kotlin/pw/binom/viewmate/host/PhoneActions.kt
+++ b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/phone/PhoneActions.kt
@@ -1,46 +1,39 @@
-package pw.binom.viewmate.host
+package pw.binom.viewmate.core.phone
 
-import kotlinx.serialization.json.Json
 import pw.binom.viewmate.core.GlassesMode
-import pw.binom.viewmate.core.media.ApiClientException
+import pw.binom.viewmate.core.MediaCommand
+import pw.binom.viewmate.core.log
 import pw.binom.viewmate.core.media.JellyfinClient
 import pw.binom.viewmate.core.media.JellyfinItem
 import pw.binom.viewmate.core.media.MirrorClient
 import pw.binom.viewmate.core.media.MirrorJob
 import pw.binom.viewmate.core.media.MirrorStatus
+import pw.binom.viewmate.core.protocol.AssistantState
+import pw.binom.viewmate.core.protocol.AssistantStateMsg
 import pw.binom.viewmate.core.protocol.ChatSessionMsg
+import pw.binom.viewmate.core.protocol.MediaCommandMsg
 import pw.binom.viewmate.core.protocol.PlayVideo
+import pw.binom.viewmate.core.protocol.SetMode
+import pw.binom.viewmate.core.protocol.ShowText
 
 /**
  * Действия «телефона»: каталог Jellyfin, зеркала media-mirror, очки.
- * Каждый метод возвращает человекочитаемый текст для консоли
- * и дёргает hub для реальных команд очкам.
+ * Каждый метод возвращает человекочитаемый текст для консоли/UI
+ * и дёргает [GlassesSender] для реальных команд очкам.
  */
 class PhoneActions(
     private val jellyfin: JellyfinClient,
     private val mirror: MirrorClient,
-    private val hub: GlassesHub,
+    private val sender: GlassesSender,
     private val state: PhoneState,
-    private val json: Json,
+    private val userId: String, // первый пользователь Jellyfin
 ) {
 
-    private var cachedUserId: String? = null
-
-    private suspend fun userId(): String {
-        cachedUserId?.let { return it }
-        val users = jellyfin.users()
-        val id = users.firstOrNull()?.Id
-            ?: throw ApiClientException("нет пользователей в Jellyfin")
-        cachedUserId = id
-        return id
-    }
-
     // --- каталог ---
 
     /** Корень Jellyfin или содержимое папки, с бейджами статусов зеркал. */
     suspend fun catalog(parentId: String? = null): String {
-        val uid = userId()
-        val items = if (parentId == null) jellyfin.rootItems(uid) else jellyfin.items(uid, parentId)
+        val items = if (parentId == null) jellyfin.rootItems(userId) else jellyfin.items(userId, parentId)
         val mirrors = mirror.list(limit = 500).associateBy { it.itemId }
 
         val rows = items.map { item -> catalogLine(item, mirrors[item.Id]) }
@@ -77,8 +70,7 @@ class PhoneActions(
 
     /** Инфо об элементе + статус зеркала + дорожки озвучки. */
     suspend fun open(itemId: String): String {
-        val uid = userId()
-        val item = jellyfin.item(uid, itemId) ?: return "элемент $itemId не найден"
+        val item = jellyfin.item(userId, itemId) ?: return "элемент $itemId не найден"
         val status = mirror.mirrorByItem(itemId)
 
         val sb = StringBuilder()
@@ -93,8 +85,7 @@ class PhoneActions(
 
     /** Включить на очках: зеркало должно быть done → PlayVideo с audioIndex. */
     suspend fun watch(itemId: String, audioIndex: Int = 0): String {
-        val uid = userId()
-        val item = jellyfin.item(uid, itemId) ?: return "элемент $itemId не найден"
+        val item = jellyfin.item(userId, itemId) ?: return "элемент $itemId не найден"
         val status = mirror.mirrorByItem(itemId)
         val files = status?.files
         if (status == null || status.status != "done" || files == null) {
@@ -102,7 +93,7 @@ class PhoneActions(
         }
 
         val title = item.Name ?: itemId
-        hub.broadcast(PlayVideo(itemId = itemId, title = title, videoUrl = files.video.url, audioIndex = audioIndex))
+        sender.send(PlayVideo(itemId = itemId, title = title, videoUrl = files.video.url, audioIndex = audioIndex))
         state.mode = GlassesMode.MOVIE
         state.currentItem = item
         state.currentAudioIndex = audioIndex
@@ -176,7 +167,7 @@ class PhoneActions(
         val session = state.sessions.firstOrNull { it.id == id }
             ?: return "сессия «$id» не найдена. Доступны: ${state.sessions.joinToString(", ") { it.id }}"
         state.activeSessionId = id
-        hub.broadcast(ChatSessionMsg(sessionId = id, title = session.title))
+        sender.send(ChatSessionMsg(sessionId = id, title = session.title))
         return "выбрана сессия: ${session.title} (${session.id})"
     }
 
@@ -197,5 +188,32 @@ class PhoneActions(
         return sb.toString().trimEnd()
     }
 
+    // --- прямые команды очкам (шлются через GlassesSender) ---
+
+    /** Переключить режим очков: SetMode + обновить стейт. */
+    suspend fun applyMode(mode: GlassesMode): String {
+        state.mode = mode
+        sender.send(SetMode(mode))
+        return "режим → $mode"
+    }
+
+    /** Состояние ассистента: AssistantStateMsg на очки. */
+    suspend fun applyAssistantState(assistantState: AssistantState, sec: Int): String {
+        sender.send(AssistantStateMsg(state = assistantState, recordingSeconds = sec))
+        return "ассистент → $assistantState (${sec}с)"
+    }
+
+    /** Показать текст на очках: ShowText. */
+    suspend fun applyText(text: String): String {
+        sender.send(ShowText(text = text))
+        return "показан текст: $text"
+    }
+
+    /** Команда медиа: MediaCommandMsg на очки. */
+    suspend fun applyMediaCommand(cmd: MediaCommand, seekMs: Long = 0): String {
+        sender.send(MediaCommandMsg(command = cmd, seekMs = seekMs))
+        return "команда медиа: $cmd${if (seekMs != 0L) " ($seekMs мс)" else ""}"
+    }
+
     private fun ticksToMinutes(ticks: Long): Long = ticks / 10_000_000 / 60
 }
diff --git a/app-host/src/main/kotlin/pw/binom/viewmate/host/PhoneState.kt b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/phone/PhoneState.kt
similarity index 88%
rename from app-host/src/main/kotlin/pw/binom/viewmate/host/PhoneState.kt
rename to lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/phone/PhoneState.kt
index 48a304d..5aaf803 100644
--- a/app-host/src/main/kotlin/pw/binom/viewmate/host/PhoneState.kt
+++ b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/phone/PhoneState.kt
@@ -1,9 +1,9 @@
-package pw.binom.viewmate.host
+package pw.binom.viewmate.core.phone
 
 import pw.binom.viewmate.core.GlassesMode
+import pw.binom.viewmate.core.log
 import pw.binom.viewmate.core.media.JellyfinItem
 import pw.binom.viewmate.core.media.MirrorStatus
-import java.util.concurrent.ConcurrentHashMap
 
 /** Сессия чата (эмуляция) — простой DTO. */
 data class SessionInfo(
@@ -60,13 +60,12 @@ class PhoneState {
         }
 
     /** Эмуляция сессий чата: 3 фейковых + текущая. */
-    val sessions: List<SessionInfo> = listOf(
+    val sessions: MutableList<SessionInfo> = mutableListOf(
         SessionInfo("glasses-movie", "Очки/кино"),
         SessionInfo("work", "Работа"),
         SessionInfo("general", "Общее"),
-        SessionInfo("current", "Текущая"),
     )
 
     /** Эмуляция скачанного: itemId → куда (очки|телефон). */
-    val downloaded: ConcurrentHashMap<String, String> = ConcurrentHashMap()
+    val downloaded: MutableMap<String, String> = mutableMapOf()
 }
diff --git a/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/protocol/Json.kt b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/protocol/Json.kt
new file mode 100644
index 0000000..97c3972
--- /dev/null
+++ b/lib-core/src/commonMain/kotlin/pw/binom/viewmate/core/protocol/Json.kt
@@ -0,0 +1,13 @@
+package pw.binom.viewmate.core.protocol
+
+import kotlinx.serialization.json.Json
+
+/**
+ * Общий Json для WS-протокола: полиморфизм через дискриминатор "type"
+ * (как описано в TASK.md и используется в app-host).
+ */
+val protocolJson: Json = Json {
+    classDiscriminator = "type"
+    ignoreUnknownKeys = true
+    encodeDefaults = true
+}
diff --git a/app-host/src/test/kotlin/pw/binom/viewmate/host/PhoneActionsTest.kt b/lib-core/src/commonTest/kotlin/pw/binom/viewmate/core/phone/PhoneActionsTest.kt
similarity index 75%
rename from app-host/src/test/kotlin/pw/binom/viewmate/host/PhoneActionsTest.kt
rename to lib-core/src/commonTest/kotlin/pw/binom/viewmate/core/phone/PhoneActionsTest.kt
index b66f2fb..7e44e27 100644
--- a/app-host/src/test/kotlin/pw/binom/viewmate/host/PhoneActionsTest.kt
+++ b/lib-core/src/commonTest/kotlin/pw/binom/viewmate/core/phone/PhoneActionsTest.kt
@@ -1,4 +1,4 @@
-package pw.binom.viewmate.host
+package pw.binom.viewmate.core.phone
 
 import io.ktor.client.HttpClient
 import io.ktor.client.engine.mock.MockEngine
@@ -32,7 +32,6 @@ class PhoneActionsTest {
 
     private val json = Json { ignoreUnknownKeys = true }
 
-    private val usersJson = """[{"Id":"u1","Name":"Admin"}]"""
     private val rootItemsJson = """
         {"Items":[
           {"Id":"f1","Name":"Фильмы","Type":"CollectionFolder"},
@@ -69,7 +68,6 @@ class PhoneActionsTest {
 
     private fun simpleJellyfin(): JellyfinClient = jellyfin { request ->
         when (request.url.encodedPath) {
-            "/Users" -> jsonResponse(usersJson)
             "/Users/u1/Items" -> jsonResponse(rootItemsJson)
             else -> jsonResponse("""{"Id":"m1","Name":"Интерстеллар","Type":"Movie","Overview":"Лучший фильм","RunTimeTicks":148800000000}""")
         }
@@ -86,10 +84,9 @@ class PhoneActionsTest {
         }
     }
 
-    private class HubStub(val phoneState: PhoneState = PhoneState()) :
-        GlassesHub(Json { ignoreUnknownKeys = true }, phoneState) {
+    private class SenderStub(val phoneState: PhoneState = PhoneState()) : GlassesSender {
         val sent = mutableListOf<HostToGlasses>()
-        override suspend fun broadcast(msg: HostToGlasses) {
+        override suspend fun send(msg: HostToGlasses) {
             sent += msg
         }
     }
@@ -97,13 +94,13 @@ class PhoneActionsTest {
     private fun actions(
         jf: JellyfinClient,
         mirror: MirrorClient,
-        hub: HubStub,
+        sender: SenderStub,
     ): PhoneActions = PhoneActions(
         jellyfin = jf,
         mirror = mirror,
-        hub = hub,
-        state = hub.phoneState,
-        json = json,
+        sender = sender,
+        state = sender.phoneState,
+        userId = "u1",
     )
 
     @Test
@@ -115,7 +112,7 @@ class PhoneActionsTest {
                     """{"id":"job2","itemId":"m2","status":"processing","progress":45}]"""
             )
         }
-        val out = actions(jf, mirrorClient, HubStub()).catalog()
+        val out = actions(jf, mirrorClient, SenderStub()).catalog()
 
         assertTrue(out.contains("Каталог Jellyfin (корень)"))
         assertTrue(out.contains("Фильмы (f1)"))
@@ -130,7 +127,6 @@ class PhoneActionsTest {
     fun catalogParentShowsFolderContents() = runTest {
         val jf = jellyfin { request ->
             when (request.url.encodedPath) {
-                "/Users" -> jsonResponse(usersJson)
                 "/Users/u1/Items" -> {
                     assertEquals("f1", request.url.parameters["ParentId"])
                     jsonResponse("""{"Items":[{"Id":"e1","Name":"Пилот","Type":"Episode","SeriesName":"Друзья"}]}""")
@@ -139,7 +135,7 @@ class PhoneActionsTest {
             }
         }
         val mirrorClient = mirror { request -> jsonResponse("""[]""") }
-        val out = actions(jf, mirrorClient, HubStub()).catalog("f1")
+        val out = actions(jf, mirrorClient, SenderStub()).catalog("f1")
 
         assertTrue(out.contains("папка f1"))
         assertTrue(out.contains("Пилот (e1)"))
@@ -148,7 +144,7 @@ class PhoneActionsTest {
 
     @Test
     fun openShowsInfoMirrorAndTracks() = runTest {
-        val out = actions(simpleJellyfin(), doneMirror(), HubStub()).open("m1")
+        val out = actions(simpleJellyfin(), doneMirror(), SenderStub()).open("m1")
 
         assertTrue(out.contains("Интерстеллар (m1)"))
         assertTrue(out.contains("Лучший фильм"))
@@ -161,49 +157,48 @@ class PhoneActionsTest {
 
     @Test
     fun watchSendsPlayVideoWithUrlAndAudioIndex() = runTest {
-        val hub = HubStub()
-        val out = actions(simpleJellyfin(), doneMirror(), hub).watch("m1", audioIndex = 1)
+        val sender = SenderStub()
+        val out = actions(simpleJellyfin(), doneMirror(), sender).watch("m1", audioIndex = 1)
 
         assertTrue(out.contains("включил «Интерстеллар»"))
-        assertEquals(1, hub.sent.size)
-        val msg = hub.sent.single()
+        assertEquals(1, sender.sent.size)
+        val msg = sender.sent.single()
         assertIs<PlayVideo>(msg)
         assertEquals("m1", msg.itemId)
         assertEquals("Интерстеллар", msg.title)
         assertEquals("https://s3/media/m1/video.mp4", msg.videoUrl)
         assertEquals(1, msg.audioIndex)
 
-        assertEquals("m1", hub.phoneState.currentItem?.Id)
-        assertEquals(1, hub.phoneState.currentAudioIndex)
-        assertTrue(hub.phoneState.playing)
-        assertEquals("done", hub.phoneState.mirrorStatus?.status)
+        assertEquals("m1", sender.phoneState.currentItem?.Id)
+        assertEquals(1, sender.phoneState.currentAudioIndex)
+        assertTrue(sender.phoneState.playing)
+        assertEquals("done", sender.phoneState.mirrorStatus?.status)
     }
 
     @Test
     fun watchWhenMirrorNotReadyReturnsHint() = runTest {
-        val hub = HubStub()
+        val sender = SenderStub()
         val mirrorClient = mirror { request ->
             respond("", HttpStatusCode.NotFound)
         }
-        val out = actions(simpleJellyfin(), mirrorClient, hub).watch("m1")
+        val out = actions(simpleJellyfin(), mirrorClient, sender).watch("m1")
 
         assertTrue(out.contains("не готово"))
-        assertTrue(hub.sent.isEmpty())
+        assertTrue(sender.sent.isEmpty())
     }
 
     @Test
     fun watchUnknownItemReturnsNotFound() = runTest {
-        val hub = HubStub()
+        val sender = SenderStub()
         val jf = jellyfin { request ->
             when (request.url.encodedPath) {
-                "/Users" -> jsonResponse(usersJson)
                 "/Users/u1/Items/missing" -> respond("", HttpStatusCode.NotFound)
                 else -> jsonResponse("""{"Items":[]}""")
             }
         }
-        val out = actions(jf, doneMirror(), hub).watch("missing")
+        val out = actions(jf, doneMirror(), sender).watch("missing")
         assertTrue(out.contains("не найден"))
-        assertTrue(hub.sent.isEmpty())
+        assertTrue(sender.sent.isEmpty())
     }
 
     @Test
@@ -222,7 +217,7 @@ class PhoneActionsTest {
             )
         }
 
-        val out = actions(simpleJellyfin(), mirrorClient, HubStub()).makeMirror("m1")
+        val out = actions(simpleJellyfin(), mirrorClient, SenderStub()).makeMirror("m1")
 
         assertEquals("/api/mirror", capturedPath)
         assertEquals(HttpMethod.Post, capturedMethod)
@@ -234,23 +229,23 @@ class PhoneActionsTest {
 
     @Test
     fun mirrorStatusReturnsText() = runTest {
-        val done = actions(simpleJellyfin(), doneMirror(), HubStub()).mirrorStatus("m1")
+        val done = actions(simpleJellyfin(), doneMirror(), SenderStub()).mirrorStatus("m1")
         assertTrue(done.contains("done"))
         assertTrue(done.contains("✓"))
 
         val missing = mirror { request -> respond("", HttpStatusCode.NotFound) }
-        val none = actions(simpleJellyfin(), missing, HubStub()).mirrorStatus("m1")
+        val none = actions(simpleJellyfin(), missing, SenderStub()).mirrorStatus("m1")
         assertTrue(none.contains("Зеркало: нет"))
     }
 
     @Test
     fun selectSessionBroadcastsChatSessionMsg() = runTest {
-        val hub = HubStub()
-        val out = actions(simpleJellyfin(), doneMirror(), hub).selectSession("work")
+        val sender = SenderStub()
+        val out = actions(simpleJellyfin(), doneMirror(), sender).selectSession("work")
 
         assertTrue(out.contains("Работа"))
-        assertEquals("work", hub.phoneState.activeSessionId)
-        val msg = hub.sent.single()
+        assertEquals("work", sender.phoneState.activeSessionId)
+        val msg = sender.sent.single()
         assertIs<ChatSessionMsg>(msg)
         assertEquals("work", msg.sessionId)
         assertEquals("Работа", msg.title)
@@ -258,18 +253,18 @@ class PhoneActionsTest {
 
     @Test
     fun selectSessionUnknownReturnsError() = runTest {
-        val hub = HubStub()
-        val out = actions(simpleJellyfin(), doneMirror(), hub).selectSession("nope")
+        val sender = SenderStub()
+        val out = actions(simpleJellyfin(), doneMirror(), sender).selectSession("nope")
         assertTrue(out.contains("не найдена"))
-        assertTrue(hub.sent.isEmpty())
-        assertNull(hub.phoneState.activeSessionId)
+        assertTrue(sender.sent.isEmpty())
+        assertNull(sender.phoneState.activeSessionId)
     }
 
     @Test
     fun sessionsListsAllSessions() = runTest {
-        val hub = HubStub()
-        hub.phoneState.activeSessionId = "work"
-        val out = actions(simpleJellyfin(), doneMirror(), hub).sessions()
+        val sender = SenderStub()
+        sender.phoneState.activeSessionId = "work"
+        val out = actions(simpleJellyfin(), doneMirror(), sender).sessions()
         assertTrue(out.contains("glasses-movie — Очки/кино"))
         assertTrue(out.contains("work — Работа"))
         assertTrue(out.contains("general — Общее"))
@@ -278,16 +273,16 @@ class PhoneActionsTest {
 
     @Test
     fun downloadAndDeleteDownloadedEmulate() {
-        val hub = HubStub()
-        val actions = actions(simpleJellyfin(), doneMirror(), hub)
+        val sender = SenderStub()
+        val actions = actions(simpleJellyfin(), doneMirror(), sender)
 
         val dl = actions.download("m1", "очки")
         assertTrue(dl.contains("скачано m1"))
-        assertEquals("очки", hub.phoneState.downloaded["m1"])
+        assertEquals("очки", sender.phoneState.downloaded["m1"])
 
         val rm = actions.deleteDownloaded("m1")
         assertTrue(rm.contains("удалено скачанное"))
-        assertFalse(hub.phoneState.downloaded.containsKey("m1"))
+        assertFalse(sender.phoneState.downloaded.containsKey("m1"))
 
         val rm2 = actions.deleteDownloaded("m1")
         assertTrue(rm2.contains("не было скачано"))
@@ -295,8 +290,8 @@ class PhoneActionsTest {
 
     @Test
     fun statusShowsCurrentState() = runTest {
-        val hub = HubStub()
-        val actions = actions(simpleJellyfin(), doneMirror(), hub)
+        val sender = SenderStub()
+        val actions = actions(simpleJellyfin(), doneMirror(), sender)
 
         val empty = actions.status()
         assertTrue(empty.contains("Режим: MOVIE"))
@@ -309,4 +304,16 @@ class PhoneActionsTest {
         assertTrue(after.contains("играет"))
         assertTrue(after.contains("Озвучка: #0"))
     }
+
+    @Test
+    fun applyModeSendsSetModeAndUpdatesState() = runTest {
+        val sender = SenderStub()
+        val out = actions(simpleJellyfin(), doneMirror(), sender).applyMode(pw.binom.viewmate.core.GlassesMode.CHAT)
+
+        assertTrue(out.contains("CHAT"))
+        assertEquals(pw.binom.viewmate.core.GlassesMode.CHAT, sender.phoneState.mode)
+        val msg = sender.sent.single()
+        assertIs<pw.binom.viewmate.core.protocol.SetMode>(msg)
+        assertEquals(pw.binom.viewmate.core.GlassesMode.CHAT, msg.mode)
+    }
 }
diff --git a/lib-core/src/jvmTest/kotlin/pw/binom/viewmate/core/net/GlassesWsClientTest.kt b/lib-core/src/jvmTest/kotlin/pw/binom/viewmate/core/net/GlassesWsClientTest.kt
new file mode 100644
index 0000000..0b5eff2
--- /dev/null
+++ b/lib-core/src/jvmTest/kotlin/pw/binom/viewmate/core/net/GlassesWsClientTest.kt
@@ -0,0 +1,238 @@
+package pw.binom.viewmate.core.net
+
+import io.ktor.server.application.install
+import io.ktor.server.cio.CIO
+import io.ktor.server.engine.EmbeddedServer
+import io.ktor.server.engine.embeddedServer
+import io.ktor.server.routing.routing
+import io.ktor.server.websocket.DefaultWebSocketServerSession
+import io.ktor.server.websocket.WebSockets
+import io.ktor.server.websocket.webSocket
+import io.ktor.websocket.Frame
+import io.ktor.websocket.readText
+import io.ktor.websocket.send
+import kotlinx.coroutines.CompletableDeferred
+import kotlinx.coroutines.cancelAndJoin
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.withTimeout
+import pw.binom.viewmate.core.GlassesMode
+import pw.binom.viewmate.core.protocol.Gesture
+import pw.binom.viewmate.core.protocol.GlassesToHost
+import pw.binom.viewmate.core.protocol.Hello
+import pw.binom.viewmate.core.protocol.HostToGlasses
+import pw.binom.viewmate.core.protocol.SetMode
+import pw.binom.viewmate.core.protocol.Welcome
+import pw.binom.viewmate.core.protocol.protocolJson
+import java.util.concurrent.ConcurrentLinkedQueue
+import kotlin.test.Test
+import kotlin.test.assertEquals
+import kotlin.test.assertTrue
+
+class GlassesWsClientTest {
+
+    companion object {
+        private const val PATH = "/ws/glasses"
+    }
+
+    /** Локальный WS-сервер: Hello → Welcome, всё входящее собирает в список. */
+    private class TestServer(private val port: Int = 0) {
+        val received = ConcurrentLinkedQueue<GlassesToHost>()
+        private val sessions = ConcurrentLinkedQueue<DefaultWebSocketServerSession>()
+
+        private val server: EmbeddedServer<*, *> = embeddedServer(CIO, port = port, host = "127.0.0.1") {
+            install(WebSockets) {
+                pingPeriodMillis = 5_000
+                timeoutMillis = 5_000
+                maxFrameSize = Long.MAX_VALUE
+                masking = false
+            }
+            routing {
+                webSocket(PATH) {
+                    sessions.add(this)
+                    try {
+                        for (frame in incoming) {
+                            if (frame is Frame.Text) {
+                                val msg = protocolJson.decodeFromString(GlassesToHost.serializer(), frame.readText())
+                                received.add(msg)
+                                if (msg is Hello) {
+                                    send(protocolJson.encodeToString(
+                                        HostToGlasses.serializer(),
+                                        Welcome(mode = GlassesMode.MOVIE),
+                                    ))
+                                }
+                            }
+                        }
+                    } finally {
+                        sessions.remove(this)
+                    }
+                }
+            }
+        }
+
+        init {
+            server.start(wait = false)
+        }
+
+        suspend fun boundPort(): Int = server.engine.resolvedConnectors().first().port
+
+        suspend fun url(): String = "ws://127.0.0.1:${boundPort()}$PATH"
+
+        val sessionCount: Int
+            get() = sessions.size
+
+        suspend fun broadcast(msg: HostToGlasses) {
+            val text = protocolJson.encodeToString(HostToGlasses.serializer(), msg)
+            for (s in sessions) {
+                try {
+                    s.send(text)
+                } catch (_: Exception) {
+                    // клиент мог отвалиться
+                }
+            }
+        }
+
+        fun stop() {
+            server.stop(500, 1_000)
+        }
+    }
+
+    private suspend fun awaitTrue(timeoutMs: Long = 10_000, condition: () -> Boolean) {
+        val deadline = System.currentTimeMillis() + timeoutMs
+        while (!condition()) {
+            if (System.currentTimeMillis() > deadline) {
+                error("условие не выполнено за ${timeoutMs}мс")
+            }
+            delay(50)
+        }
+    }
+
+    @Test
+    fun helloGetsWelcomeRoundTrip() {
+        val server = TestServer()
+        try {
+            runBlocking {
+                val client = GlassesWsClient(server.url())
+                val messages = mutableListOf<HostToGlasses>()
+                val connected = CompletableDeferred<Unit>()
+                val job = launch {
+                    client.connect(
+                        onHostMessage = { messages.add(it) },
+                        onConnected = { connected.complete(Unit) },
+                    )
+                }
+
+                withTimeout(10_000) { connected.await() }
+                client.send(Hello(appVersion = "0.1.0"))
+
+                awaitTrue { messages.any { it is Welcome } }
+                val welcome = messages.filterIsInstance<Welcome>().first()
+                assertEquals(GlassesMode.MOVIE, welcome.mode)
+
+                client.close()
+                job.cancelAndJoin()
+            }
+        } finally {
+            server.stop()
+        }
+    }
+
+    @Test
+    fun sendGestureReachesServer() {
+        val server = TestServer()
+        try {
+            runBlocking {
+                val client = GlassesWsClient(server.url())
+                val connected = CompletableDeferred<Unit>()
+                val job = launch {
+                    client.connect(
+                        onHostMessage = {},
+                        onConnected = { connected.complete(Unit) },
+                    )
+                }
+
+                withTimeout(10_000) { connected.await() }
+                client.send(Gesture(gesture = "DoubleClick"))
+
+                awaitTrue { server.received.any { it is Gesture } }
+                val gesture = server.received.filterIsInstance<Gesture>().first()
+                assertEquals("DoubleClick", gesture.gesture)
+
+                client.close()
+                job.cancelAndJoin()
+            }
+        } finally {
+            server.stop()
+        }
+    }
+
+    @Test
+    fun receivesHostMessage() {
+        val server = TestServer()
+        try {
+            runBlocking {
+                val client = GlassesWsClient(server.url())
+                val messages = mutableListOf<HostToGlasses>()
+                val connected = CompletableDeferred<Unit>()
+                val job = launch {
+                    client.connect(
+                        onHostMessage = { messages.add(it) },
+                        onConnected = { connected.complete(Unit) },
+                    )
+                }
+
+                withTimeout(10_000) { connected.await() }
+                awaitTrue { server.sessionCount == 1 }
+
+                server.broadcast(SetMode(GlassesMode.CHAT))
+
+                awaitTrue { messages.any { it is SetMode } }
+                val setMode = messages.filterIsInstance<SetMode>().first()
+                assertEquals(GlassesMode.CHAT, setMode.mode)
+
+                client.close()
+                job.cancelAndJoin()
+            }
+        } finally {
+            server.stop()
+        }
+    }
+
+    @Test
+    fun reconnectsAfterServerDrop() {
+        val server = TestServer()
+        try {
+            runBlocking {
+                val port = server.boundPort()
+                var connects = 0
+                val client = GlassesWsClient(server.url())
+                val job = launch {
+                    client.connect(
+                        onHostMessage = {},
+                        onConnected = { connects++ },
+                    )
+                }
+
+                awaitTrue { connects >= 1 }
+                server.stop()
+
+                // сервер упал → клиент должен продолжать цикл (не выходить) и реконнектиться
+                delay(4_000)
+                kotlin.test.assertTrue(job.isActive, "клиент должен пережить обрыв сервера")
+
+                // поднимаем сервер на том же порту → клиент подключается заново
+                val server2 = TestServer(port)
+                try {
+                    awaitTrue { connects >= 2 }
+                    client.close()
+                    job.cancelAndJoin()
+                } finally {
+                    server2.stop()
+                }
+            }
+        } finally {
+            server.stop()
+        }
+    }
+}