diff --git a/custom_components/fglair/__init__.py b/custom_components/fglair/__init__.py
new file mode 100644
index 0000000..e9fc81a
--- /dev/null
+++ b/custom_components/fglair/__init__.py
@@ -0,0 +1,65 @@
+"""FGLair (Fujitsu General) — локальное управление через LAN-протокол Ayla."""
+from __future__ import annotations
+
+import logging
+
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.core import HomeAssistant
+
+import pyfglair
+
+from .const import DOMAIN
+from .fglair_client import FglairClient
+
+_LOGGER = logging.getLogger(__name__)
+
+PLATFORMS: list[str] = []
+
+_LOG_LEVELS = {
+    0: logging.DEBUG,
+    1: logging.INFO,
+    2: logging.WARNING,
+    3: logging.ERROR,
+}
+
+DATA_CLIENTS = f"{DOMAIN}_clients"
+
+
+def _log_handler(level: int, message: str) -> None:
+    _LOGGER.log(_LOG_LEVELS.get(level, logging.DEBUG), "pyfglair: %s", message)
+
+
+async def async_setup(hass: HomeAssistant, config: dict) -> bool:
+    return True
+
+
+async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+    clients: dict[str, FglairClient] = hass.data.setdefault(DATA_CLIENTS, {})
+    if not clients:
+        pyfglair.set_log_handler(_log_handler)
+        pyfglair.set_log_level(1)
+
+    client = FglairClient(hass, entry.data)
+    try:
+        await client.async_start()
+    except Exception:
+        if not clients:
+            pyfglair.set_log_handler(None)
+        raise
+    clients[entry.entry_id] = client
+    entry.runtime_data = client
+
+    if PLATFORMS:
+        await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
+    return True
+
+
+async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
+    client: FglairClient = entry.runtime_data
+    await client.async_stop()
+
+    clients: dict[str, FglairClient] = hass.data.get(DATA_CLIENTS, {})
+    clients.pop(entry.entry_id, None)
+    if not clients:
+        pyfglair.set_log_handler(None)
+    return True
diff --git a/custom_components/fglair/config_flow.py b/custom_components/fglair/config_flow.py
new file mode 100644
index 0000000..4e707d0
--- /dev/null
+++ b/custom_components/fglair/config_flow.py
@@ -0,0 +1,307 @@
+"""Config flow fglair: облако / ручной ввод / импорт config_*.json + пробная
+сессия (start → ONLINE ≤ 10 c → базовые свойства)."""
+from __future__ import annotations
+
+import json
+import logging
+from functools import partial
+from typing import Any
+
+import voluptuous as vol
+from homeassistant.config_entries import ConfigFlow, ConfigFlowResult
+from homeassistant.helpers import selector
+
+import pyfglair
+from pyfglair import Template
+from pyfglair.provision import Device
+from pyfglair.templates import detect
+
+from .const import (
+    CONF_CONFIG_JSON,
+    CONF_DEVICE_PORT,
+    CONF_DSN,
+    CONF_EMAIL,
+    CONF_HOST,
+    CONF_LANIP_KEY,
+    CONF_LANIP_KEY_ID,
+    CONF_LISTEN_PORT,
+    CONF_MODEL,
+    CONF_NAME,
+    CONF_PASSWORD,
+    CONF_REGION,
+    CONF_TEMPLATE,
+    DEFAULT_DEVICE_PORT,
+    DEFAULT_LISTEN_PORT,
+    DOMAIN,
+    REGIONS,
+    TRIAL_ERRORS,
+    TRIAL_TIMEOUT,
+)
+from .trial import TrialResult, trial_connect
+
+_LOGGER = logging.getLogger(__name__)
+
+
+def _password_selector() -> selector.TextSelector:
+    return selector.TextSelector(
+        selector.TextSelectorConfig(type=selector.TextSelectorType.PASSWORD)
+    )
+
+
+def _cloud_schema() -> vol.Schema:
+    return vol.Schema(
+        {
+            vol.Required(CONF_EMAIL): str,
+            vol.Required(CONF_PASSWORD): _password_selector(),
+            vol.Required(CONF_REGION, default="eu"): vol.In(REGIONS),
+        }
+    )
+
+
+def _manual_schema() -> vol.Schema:
+    return vol.Schema(
+        {
+            vol.Required(CONF_HOST): str,
+            vol.Optional(
+                CONF_DEVICE_PORT, default=DEFAULT_DEVICE_PORT
+            ): vol.All(int, vol.Range(min=1, max=65535)),
+            vol.Required(CONF_DSN): str,
+            vol.Required(CONF_LANIP_KEY): _password_selector(),
+            vol.Required(CONF_LANIP_KEY_ID): vol.All(int, vol.Range(min=0)),
+            vol.Optional(CONF_NAME): str,
+            vol.Optional(CONF_MODEL): str,
+        }
+    )
+
+
+def _import_schema() -> vol.Schema:
+    return vol.Schema(
+        {
+            vol.Required(CONF_CONFIG_JSON): selector.TextSelector(
+                selector.TextSelectorConfig(
+                    type=selector.TextSelectorType.TEXT, multiline=True
+                )
+            )
+        }
+    )
+
+
+def _template_name(model: str | None) -> str:
+    if model:
+        found = detect(model)
+        if found is not None:
+            return found.name
+    return Template.A.name
+
+
+def _manual_data(user_input: dict[str, Any]) -> dict[str, Any]:
+    model = str(user_input.get(CONF_MODEL) or "").strip()
+    return {
+        CONF_HOST: str(user_input[CONF_HOST]).strip(),
+        CONF_DEVICE_PORT: int(
+            user_input.get(CONF_DEVICE_PORT, DEFAULT_DEVICE_PORT)
+        ),
+        CONF_DSN: str(user_input[CONF_DSN]).strip(),
+        CONF_LANIP_KEY: str(user_input[CONF_LANIP_KEY]).strip(),
+        CONF_LANIP_KEY_ID: int(user_input[CONF_LANIP_KEY_ID]),
+        CONF_NAME: str(user_input.get(CONF_NAME) or "").strip(),
+        CONF_MODEL: model,
+        CONF_TEMPLATE: _template_name(model),
+    }
+
+
+def _parse_import(source: str | dict[str, Any]) -> dict[str, Any] | None:
+    """config_*.json (fglair-discover/fglctl) → данные записи."""
+    if isinstance(source, str):
+        try:
+            obj = json.loads(source)
+        except ValueError:
+            return None
+    else:
+        obj = source
+    if not isinstance(obj, dict):
+        return None
+    host = obj.get("ip_address") or obj.get("host")
+    dsn = obj.get("dsn")
+    lanip_key = obj.get("lanip_key")
+    lanip_key_id = obj.get("lanip_key_id")
+    if not host or not dsn or not lanip_key or lanip_key_id is None:
+        return None
+    try:
+        key_id = int(lanip_key_id)
+    except (TypeError, ValueError):
+        return None
+    model = str(obj.get("model") or "").strip()
+    return {
+        CONF_HOST: str(host).strip(),
+        CONF_DEVICE_PORT: int(obj.get("device_port", DEFAULT_DEVICE_PORT)),
+        CONF_DSN: str(dsn).strip(),
+        CONF_LANIP_KEY: str(lanip_key).strip(),
+        CONF_LANIP_KEY_ID: key_id,
+        CONF_NAME: str(obj.get("name") or "").strip(),
+        CONF_MODEL: model,
+        CONF_TEMPLATE: _template_name(model),
+    }
+
+
+def _run_trial(data: dict[str, Any]) -> TrialResult:
+    return trial_connect(
+        host=data[CONF_HOST],
+        dsn=data[CONF_DSN],
+        lanip_key=data[CONF_LANIP_KEY],
+        lanip_key_id=int(data[CONF_LANIP_KEY_ID]),
+        device_port=int(data.get(CONF_DEVICE_PORT, DEFAULT_DEVICE_PORT)),
+        template=Template[str(data.get(CONF_TEMPLATE, "A"))],
+        listen_port=int(data.get(CONF_LISTEN_PORT, DEFAULT_LISTEN_PORT)),
+        timeout=TRIAL_TIMEOUT,
+    )
+
+
+class FglairConfigFlow(ConfigFlow, domain=DOMAIN):
+    """Настройка интеграции: облако, ручной ввод или импорт."""
+
+    VERSION = 1
+
+    def __init__(self) -> None:
+        self._devices: list[Device] = []
+
+    async def async_step_user(
+        self, user_input: dict[str, Any] | None = None
+    ) -> ConfigFlowResult:
+        return self.async_show_menu(
+            step_id="user", menu_options=["cloud", "manual", "import_json"]
+        )
+
+    async def async_step_cloud(
+        self, user_input: dict[str, Any] | None = None
+    ) -> ConfigFlowResult:
+        errors: dict[str, str] = {}
+        if user_input is not None:
+            try:
+                self._devices = await pyfglair.discover(
+                    user_input[CONF_EMAIL],
+                    user_input[CONF_PASSWORD],
+                    user_input[CONF_REGION],
+                )
+            except pyfglair.ProvisionError as err:
+                _LOGGER.debug("discover не удался: %s", err)
+                text = str(err)
+                if "вход" in text:
+                    errors["base"] = "invalid_auth"
+                elif "нет устройств" in text or "Не найдено" in text:
+                    errors["base"] = "no_devices"
+                else:
+                    errors["base"] = "cannot_connect"
+            except Exception:  # pragma: no cover - защитный путь
+                _LOGGER.exception("discover: неожиданная ошибка")
+                errors["base"] = "cannot_connect"
+            else:
+                if not self._devices:
+                    errors["base"] = "no_devices"
+                else:
+                    return await self.async_step_cloud_device()
+        return self.async_show_form(
+            step_id="cloud", data_schema=_cloud_schema(), errors=errors
+        )
+
+    async def async_step_cloud_device(
+        self, user_input: dict[str, Any] | None = None
+    ) -> ConfigFlowResult:
+        errors: dict[str, str] = {}
+        if user_input is not None:
+            device = next(
+                (d for d in self._devices if d.dsn == user_input[CONF_DSN]), None
+            )
+            if device is None:
+                errors["base"] = "unknown"
+            else:
+                data = {
+                    CONF_HOST: device.lan_ip or device.dsn,
+                    CONF_DEVICE_PORT: DEFAULT_DEVICE_PORT,
+                    CONF_DSN: device.dsn,
+                    CONF_LANIP_KEY: device.lanip_key,
+                    CONF_LANIP_KEY_ID: device.lanip_key_id,
+                    CONF_NAME: device.name,
+                    CONF_MODEL: device.model,
+                    CONF_TEMPLATE: _template_name(device.model),
+                    CONF_REGION: device.region,
+                }
+                error = await self._async_trial(data)
+                if error is None:
+                    return self._create_entry(data)
+                errors["base"] = error
+        schema = vol.Schema(
+            {
+                vol.Required(CONF_DSN): vol.In(
+                    {
+                        d.dsn: f"{d.name} ({d.model or '?'}, {d.lan_ip or '?'})"
+                        for d in self._devices
+                    }
+                )
+            }
+        )
+        return self.async_show_form(
+            step_id="cloud_device", data_schema=schema, errors=errors
+        )
+
+    async def async_step_manual(
+        self, user_input: dict[str, Any] | None = None
+    ) -> ConfigFlowResult:
+        errors: dict[str, str] = {}
+        if user_input is not None:
+            data = _manual_data(user_input)
+            error = await self._async_trial(data)
+            if error is None:
+                return self._create_entry(data)
+            errors["base"] = error
+        return self.async_show_form(
+            step_id="manual", data_schema=_manual_schema(), errors=errors
+        )
+
+    async def async_step_import_json(
+        self, user_input: dict[str, Any] | None = None
+    ) -> ConfigFlowResult:
+        errors: dict[str, str] = {}
+        if user_input is not None:
+            data = _parse_import(user_input[CONF_CONFIG_JSON])
+            if data is None:
+                errors["base"] = "invalid_import"
+            else:
+                error = await self._async_trial(data)
+                if error is None:
+                    return self._create_entry(data)
+                errors["base"] = error
+        return self.async_show_form(
+            step_id="import_json", data_schema=_import_schema(), errors=errors
+        )
+
+    async def async_step_import(
+        self, import_data: dict[str, Any]
+    ) -> ConfigFlowResult:
+        """Импорт из configuration.yaml / discovery-конфига."""
+        data = _parse_import(import_data) if isinstance(import_data, dict) else None
+        if data is None:
+            return self.async_abort(reason="invalid_import")
+        error = await self._async_trial(data)
+        if error is not None:
+            return self.async_abort(reason=error)
+        return self._create_entry(data)
+
+    async def _async_trial(self, data: dict[str, Any]) -> str | None:
+        """None — сессия поднялась; иначе ключ ошибки формы."""
+        await self.async_set_unique_id(data[CONF_DSN], raise_on_progress=False)
+        self._abort_if_unique_id_configured()
+        result: TrialResult = await self.hass.async_add_executor_job(
+            partial(_run_trial, data)
+        )
+        if result.ok:
+            return None
+        _LOGGER.debug(
+            "пробное подключение не удалось: reason=%s state=%s error=%s",
+            result.reason, result.state, result.error,
+        )
+        return TRIAL_ERRORS.get(result.reason, "cannot_connect")
+
+    def _create_entry(self, data: dict[str, Any]) -> ConfigFlowResult:
+        title = data.get(CONF_NAME) or data[CONF_DSN]
+        return self.async_create_entry(title=title, data=data)
diff --git a/custom_components/fglair/const.py b/custom_components/fglair/const.py
new file mode 100644
index 0000000..29ba04b
--- /dev/null
+++ b/custom_components/fglair/const.py
@@ -0,0 +1,39 @@
+"""Константы интеграции fglair."""
+from __future__ import annotations
+
+from pyfglair import State
+from pyfglair.provision import REGIONS as _PROVISION_REGIONS
+
+DOMAIN = "fglair"
+
+CONF_HOST = "host"
+CONF_DEVICE_PORT = "device_port"
+CONF_DSN = "dsn"
+CONF_LANIP_KEY = "lanip_key"
+CONF_LANIP_KEY_ID = "lanip_key_id"
+CONF_MODEL = "model"
+CONF_TEMPLATE = "template"
+CONF_NAME = "name"
+CONF_LISTEN_PORT = "listen_port"
+CONF_KEEPALIVE_MS = "keepalive_ms"
+CONF_REGION = "region"
+CONF_EMAIL = "email"
+CONF_PASSWORD = "password"
+CONF_CONFIG_JSON = "config_json"
+
+DEFAULT_DEVICE_PORT = 80
+DEFAULT_LISTEN_PORT = 10275
+DEFAULT_KEEPALIVE_MS = 15000
+TRIAL_TIMEOUT = 10.0
+
+REGIONS = sorted(_PROVISION_REGIONS)
+
+TRIAL_ERRORS = {
+    "no_slots": "no_slots",
+    "key_mismatch": "key_mismatch",
+    "unreachable": "cannot_connect",
+    "timeout": "timeout",
+    "start_failed": "cannot_connect",
+}
+
+STATE_FAILED = {State.OFFLINE, State.KEY_ERROR}
diff --git a/custom_components/fglair/fglair_client.py b/custom_components/fglair/fglair_client.py
new file mode 100644
index 0000000..9668801
--- /dev/null
+++ b/custom_components/fglair/fglair_client.py
@@ -0,0 +1,194 @@
+"""Фоновый клиент FGLair: сессия pyfglair + доставка колбэков в event loop HA."""
+from __future__ import annotations
+
+import logging
+from typing import Any, Callable, Mapping, Optional
+
+from homeassistant.core import HomeAssistant, callback
+from homeassistant.exceptions import ConfigEntryNotReady
+
+from pyfglair import (
+    Config,
+    Error,
+    Prop,
+    PropertyEvent,
+    Session,
+    State,
+    Template,
+    Value,
+)
+from pyfglair.templates import detect
+
+from .const import (
+    CONF_DEVICE_PORT,
+    CONF_DSN,
+    CONF_HOST,
+    CONF_KEEPALIVE_MS,
+    CONF_LANIP_KEY,
+    CONF_LANIP_KEY_ID,
+    CONF_LISTEN_PORT,
+    CONF_MODEL,
+    CONF_TEMPLATE,
+    DEFAULT_DEVICE_PORT,
+    DEFAULT_KEEPALIVE_MS,
+    DEFAULT_LISTEN_PORT,
+)
+
+_LOGGER = logging.getLogger(__name__)
+
+StateListener = Callable[[State, Error], None]
+PropertyListener = Callable[[PropertyEvent], None]
+
+
+def resolve_template(data: Mapping[str, Any]) -> Template:
+    """Шаблон из данных записи: явный или по oem_model, иначе A."""
+    name = data.get(CONF_TEMPLATE)
+    if isinstance(name, str) and name in Template.__members__:
+        return Template[name]
+    model = data.get(CONF_MODEL)
+    if model:
+        found = detect(model)
+        if found is not None:
+            return found
+    return Template.A
+
+
+class FglairClient:
+    """Жизненный цикл сессии для одной ConfigEntry.
+
+    Создание/старт выполняются в executor (вызовы C-ядра), колбэки приходят
+    в event loop (Session создаётся с ``loop=hass.loop``).
+    """
+
+    def __init__(self, hass: HomeAssistant, data: Mapping[str, Any]) -> None:
+        self.hass = hass
+        self._data = dict(data)
+        self._session: Optional[Session] = None
+        self._state = State.IDLE
+        self._last_error = Error.NONE
+        self._state_listeners: list[StateListener] = []
+        self._property_listeners: list[PropertyListener] = []
+        self._dropped_notified = 0
+
+    @property
+    def state(self) -> State:
+        return self._state
+
+    @property
+    def last_error(self) -> Error:
+        return self._last_error
+
+    @property
+    def template(self) -> Template:
+        return resolve_template(self._data)
+
+    @property
+    def data(self) -> Mapping[str, Any]:
+        return self._data
+
+    @callback
+    def add_state_listener(self, listener: StateListener) -> Callable[[], None]:
+        self._state_listeners.append(listener)
+        return lambda: self._state_listeners.remove(listener)
+
+    @callback
+    def add_property_listener(
+        self, listener: PropertyListener
+    ) -> Callable[[], None]:
+        self._property_listeners.append(listener)
+        return lambda: self._property_listeners.remove(listener)
+
+    @callback
+    def _on_state(self, state: State, error: Error) -> None:
+        self._state = state
+        self._last_error = error
+        self._notify_state()
+        if self._session is not None:
+            dropped = self._session.events_dropped
+            if dropped > self._dropped_notified:
+                _LOGGER.warning(
+                    "FGLair: потеряно событий устройства: %d",
+                    dropped - self._dropped_notified,
+                )
+                self._dropped_notified = dropped
+
+    @callback
+    def _on_property(self, event: PropertyEvent) -> None:
+        for listener in list(self._property_listeners):
+            listener(event)
+
+    def _notify_state(self) -> None:
+        for listener in list(self._state_listeners):
+            listener(self._state, self._last_error)
+
+    def _build_session(self) -> Session:
+        return Session(
+            Config(
+                host=self._data[CONF_HOST],
+                device_port=int(
+                    self._data.get(CONF_DEVICE_PORT, DEFAULT_DEVICE_PORT)
+                ),
+                dsn=self._data[CONF_DSN],
+                lanip_key=self._data[CONF_LANIP_KEY],
+                lanip_key_id=int(self._data[CONF_LANIP_KEY_ID]),
+                template=self.template,
+                listen_port=int(
+                    self._data.get(CONF_LISTEN_PORT, DEFAULT_LISTEN_PORT)
+                ),
+                keepalive_ms=int(
+                    self._data.get(CONF_KEEPALIVE_MS, DEFAULT_KEEPALIVE_MS)
+                ),
+            ),
+            loop=self.hass.loop,
+            on_state=self._on_state,
+            on_property=self._on_property,
+        )
+
+    async def async_start(self) -> None:
+        if self._session is not None:
+            return
+        self._session = await self.hass.async_add_executor_job(
+            self._build_session
+        )
+        started = await self.hass.async_add_executor_job(self._session.start)
+        if not started:
+            await self._session.async_stop()
+            self._session = None
+            raise ConfigEntryNotReady(
+                "не удалось запустить локальный HTTP-сервер FGLair "
+                f"(порт {self._data.get(CONF_LISTEN_PORT, DEFAULT_LISTEN_PORT)})"
+            )
+        self._state = self._session.state
+
+    async def async_stop(self) -> None:
+        session, self._session = self._session, None
+        if session is not None:
+            await session.async_stop()
+
+    def cached(self, prop: Prop) -> Optional[Value]:
+        if self._session is None:
+            return None
+        return self._session.cached(prop)
+
+    def set_int(self, prop: Prop, value: int) -> bool:
+        return self._session is not None and self._session.set_int(prop, value)
+
+    def set_bool(self, prop: Prop, value: bool) -> bool:
+        return self._session is not None and self._session.set_bool(prop, value)
+
+    def set_string(self, prop: Prop, value: str) -> bool:
+        return (
+            self._session is not None and self._session.set_string(prop, value)
+        )
+
+    def get_prop(self, prop: Prop) -> bool:
+        return self._session is not None and self._session.get_prop(prop)
+
+    def batch_begin(self) -> bool:
+        return self._session is not None and self._session.batch_begin()
+
+    def batch_commit(self) -> bool:
+        return self._session is not None and self._session.batch_commit()
+
+    def batch_abort(self) -> bool:
+        return self._session is not None and self._session.batch_abort()
diff --git a/custom_components/fglair/manifest.json b/custom_components/fglair/manifest.json
new file mode 100644
index 0000000..f2de7f6
--- /dev/null
+++ b/custom_components/fglair/manifest.json
@@ -0,0 +1,12 @@
+{
+  "domain": "fglair",
+  "name": "FGLair (Fujitsu General)",
+  "config_flow": true,
+  "documentation": "https://git.ratigorsk-12.ru/esphome/fgl-aircon",
+  "integration_type": "device",
+  "iot_class": "local_push",
+  "issue_tracker": "https://git.ratigorsk-12.ru/esphome/fgl-aircon/-/issues",
+  "loggers": ["pyfglair"],
+  "requirements": ["pyfglair>=1.0.0"],
+  "version": "0.1.0"
+}
diff --git a/custom_components/fglair/strings.json b/custom_components/fglair/strings.json
new file mode 100644
index 0000000..c7d4d90
--- /dev/null
+++ b/custom_components/fglair/strings.json
@@ -0,0 +1,77 @@
+{
+  "config": {
+    "step": {
+      "user": {
+        "title": "FGLair",
+        "menu_options": {
+          "cloud": "Cloud sign-in (FGLair account)",
+          "manual": "Manual setup",
+          "import_json": "Import config_*.json"
+        }
+      },
+      "cloud": {
+        "title": "FGLair cloud sign-in",
+        "description": "Used once for provisioning: fetches the static LAN key of the device.",
+        "data": {
+          "email": "Email",
+          "password": "Password",
+          "region": "Region"
+        },
+        "data_description": {
+          "region": "FGLair/Ayla account region"
+        }
+      },
+      "cloud_device": {
+        "title": "Select air conditioner",
+        "data": {
+          "dsn": "Device"
+        }
+      },
+      "manual": {
+        "title": "Device parameters",
+        "data": {
+          "host": "Host (IP or DNS name)",
+          "device_port": "Device port",
+          "dsn": "DSN",
+          "lanip_key": "LAN IP key",
+          "lanip_key_id": "LAN IP key ID",
+          "name": "Name (optional)",
+          "model": "Model / oem_model (optional)"
+        },
+        "data_description": {
+          "device_port": "Default 80; change only for port-forwarding setups",
+          "lanip_key": "From cloud discovery or ESPHome diagnostics"
+        }
+      },
+      "import_json": {
+        "title": "Import config_*.json",
+        "data": {
+          "config_json": "config JSON"
+        },
+        "data_description": {
+          "config_json": "Paste a JSON object produced by fglair-discover or fglctl"
+        }
+      }
+    },
+    "error": {
+      "cannot_connect": "Could not connect to the device",
+      "no_slots": "Both LAN slots are busy (FGLair app or ESPHome connected). Close one and retry",
+      "key_mismatch": "LAN key does not match the device; re-run discovery or re-import the config",
+      "timeout": "Timed out waiting for the device to come online",
+      "invalid_auth": "Invalid email or password",
+      "invalid_import": "Invalid config JSON",
+      "no_devices": "No devices found in the account",
+      "unknown": "Unexpected error"
+    },
+    "abort": {
+      "already_configured": "This device is already configured",
+      "invalid_import": "Invalid config JSON",
+      "cannot_connect": "Could not connect to the device",
+      "no_slots": "Both LAN slots are busy",
+      "key_mismatch": "LAN key does not match the device",
+      "timeout": "Timed out waiting for the device",
+      "start_failed": "Could not start the local FGLair server",
+      "unknown": "Unexpected error"
+    }
+  }
+}
diff --git a/custom_components/fglair/translations/en.json b/custom_components/fglair/translations/en.json
new file mode 100644
index 0000000..c7d4d90
--- /dev/null
+++ b/custom_components/fglair/translations/en.json
@@ -0,0 +1,77 @@
+{
+  "config": {
+    "step": {
+      "user": {
+        "title": "FGLair",
+        "menu_options": {
+          "cloud": "Cloud sign-in (FGLair account)",
+          "manual": "Manual setup",
+          "import_json": "Import config_*.json"
+        }
+      },
+      "cloud": {
+        "title": "FGLair cloud sign-in",
+        "description": "Used once for provisioning: fetches the static LAN key of the device.",
+        "data": {
+          "email": "Email",
+          "password": "Password",
+          "region": "Region"
+        },
+        "data_description": {
+          "region": "FGLair/Ayla account region"
+        }
+      },
+      "cloud_device": {
+        "title": "Select air conditioner",
+        "data": {
+          "dsn": "Device"
+        }
+      },
+      "manual": {
+        "title": "Device parameters",
+        "data": {
+          "host": "Host (IP or DNS name)",
+          "device_port": "Device port",
+          "dsn": "DSN",
+          "lanip_key": "LAN IP key",
+          "lanip_key_id": "LAN IP key ID",
+          "name": "Name (optional)",
+          "model": "Model / oem_model (optional)"
+        },
+        "data_description": {
+          "device_port": "Default 80; change only for port-forwarding setups",
+          "lanip_key": "From cloud discovery or ESPHome diagnostics"
+        }
+      },
+      "import_json": {
+        "title": "Import config_*.json",
+        "data": {
+          "config_json": "config JSON"
+        },
+        "data_description": {
+          "config_json": "Paste a JSON object produced by fglair-discover or fglctl"
+        }
+      }
+    },
+    "error": {
+      "cannot_connect": "Could not connect to the device",
+      "no_slots": "Both LAN slots are busy (FGLair app or ESPHome connected). Close one and retry",
+      "key_mismatch": "LAN key does not match the device; re-run discovery or re-import the config",
+      "timeout": "Timed out waiting for the device to come online",
+      "invalid_auth": "Invalid email or password",
+      "invalid_import": "Invalid config JSON",
+      "no_devices": "No devices found in the account",
+      "unknown": "Unexpected error"
+    },
+    "abort": {
+      "already_configured": "This device is already configured",
+      "invalid_import": "Invalid config JSON",
+      "cannot_connect": "Could not connect to the device",
+      "no_slots": "Both LAN slots are busy",
+      "key_mismatch": "LAN key does not match the device",
+      "timeout": "Timed out waiting for the device",
+      "start_failed": "Could not start the local FGLair server",
+      "unknown": "Unexpected error"
+    }
+  }
+}
diff --git a/custom_components/fglair/translations/ru.json b/custom_components/fglair/translations/ru.json
new file mode 100644
index 0000000..c704197
--- /dev/null
+++ b/custom_components/fglair/translations/ru.json
@@ -0,0 +1,77 @@
+{
+  "config": {
+    "step": {
+      "user": {
+        "title": "FGLair",
+        "menu_options": {
+          "cloud": "Вход в облако FGLair",
+          "manual": "Ввод параметров вручную",
+          "import_json": "Импорт config_*.json"
+        }
+      },
+      "cloud": {
+        "title": "Вход в облако FGLair",
+        "description": "Нужен однократно для провижинига: получает статический LAN-ключ устройства.",
+        "data": {
+          "email": "E-mail",
+          "password": "Пароль",
+          "region": "Регион"
+        },
+        "data_description": {
+          "region": "Регион аккаунта FGLair/Ayla"
+        }
+      },
+      "cloud_device": {
+        "title": "Выбор кондиционера",
+        "data": {
+          "dsn": "Устройство"
+        }
+      },
+      "manual": {
+        "title": "Параметры устройства",
+        "data": {
+          "host": "Хост (IP или DNS-имя)",
+          "device_port": "Порт модуля",
+          "dsn": "DSN",
+          "lanip_key": "LAN IP key",
+          "lanip_key_id": "LAN IP key ID",
+          "name": "Имя (необязательно)",
+          "model": "Модель / oem_model (необязательно)"
+        },
+        "data_description": {
+          "device_port": "По умолчанию 80; меняйте только для проброса портов",
+          "lanip_key": "Из облачного discovery или диагностики ESPHome"
+        }
+      },
+      "import_json": {
+        "title": "Импорт config_*.json",
+        "data": {
+          "config_json": "JSON конфигурации"
+        },
+        "data_description": {
+          "config_json": "Вставьте объект JSON, созданный fglair-discover или fglctl"
+        }
+      }
+    },
+    "error": {
+      "cannot_connect": "Не удалось подключиться к устройству",
+      "no_slots": "Оба LAN-слота заняты (приложение FGLair или ESPHome). Освободите один и повторите",
+      "key_mismatch": "LAN-ключ не совпадает с устройством; повторите discovery или импортируйте config заново",
+      "timeout": "Устройство не вышло на связь за отведённое время",
+      "invalid_auth": "Неверный e-mail или пароль",
+      "invalid_import": "Некорректный config JSON",
+      "no_devices": "В аккаунте не найдено устройств",
+      "unknown": "Неожиданная ошибка"
+    },
+    "abort": {
+      "already_configured": "Устройство уже настроено",
+      "invalid_import": "Некорректный config JSON",
+      "cannot_connect": "Не удалось подключиться к устройству",
+      "no_slots": "Оба LAN-слота заняты",
+      "key_mismatch": "LAN-ключ не совпадает с устройством",
+      "timeout": "Устройство не вышло на связь за отведённое время",
+      "start_failed": "Не удалось запустить локальный сервер FGLair",
+      "unknown": "Неожиданная ошибка"
+    }
+  }
+}
diff --git a/custom_components/fglair/trial.py b/custom_components/fglair/trial.py
new file mode 100644
index 0000000..75b1315
--- /dev/null
+++ b/custom_components/fglair/trial.py
@@ -0,0 +1,129 @@
+"""Пробное подключение при настройке: старт сессии, ONLINE ≤ timeout, чтение
+базовых свойств. Выполняется в executor (блокирующие вызовы ядра).
+"""
+from __future__ import annotations
+
+import threading
+import time
+from dataclasses import dataclass, field
+from typing import Iterable
+
+from pyfglair import Config, Error, Prop, Session, State, Template, Value
+
+BASE_PROPS: tuple[Prop, ...] = (
+    Prop.OPERATION_MODE,
+    Prop.FAN_SPEED,
+    Prop.DISPLAY_TEMPERATURE,
+)
+
+
+@dataclass
+class TrialResult:
+    ok: bool
+    reason: str = ""
+    state: State = State.IDLE
+    error: Error = Error.NONE
+    properties: dict[Prop, Value] = field(default_factory=dict)
+
+
+def _failure_reason(state: State, error: Error) -> str:
+    if state == State.KEY_ERROR or error == Error.KEY_MISMATCH:
+        return "key_mismatch"
+    if error == Error.NO_SLOT:
+        return "no_slots"
+    if error in (Error.UNREACHABLE, Error.ACTIVATION_TIMEOUT):
+        return "unreachable"
+    return "timeout"
+
+
+def trial_connect(
+    host: str,
+    dsn: str,
+    lanip_key: str,
+    lanip_key_id: int,
+    *,
+    device_port: int = 80,
+    template: Template = Template.A,
+    listen_port: int = 10275,
+    keepalive_ms: int = 15000,
+    timeout: float = 10.0,
+    props: Iterable[Prop] = BASE_PROPS,
+) -> TrialResult:
+    """Поднимает сессию, ждёт ONLINE и читает базовые свойства.
+
+    Никогда не бросает: любая неудача — ``TrialResult(ok=False, reason=...)``.
+    """
+    lock = threading.Lock()
+    box = {"state": State.IDLE, "error": Error.NONE}
+    values: dict[Prop, Value] = {}
+    wanted = tuple(props)
+
+    def on_state(state: State, error: Error) -> None:
+        with lock:
+            box["state"] = state
+            box["error"] = error
+
+    def on_property(event) -> None:
+        with lock:
+            values[event.prop] = event.value
+
+    session = Session(
+        Config(
+            host=host,
+            device_port=device_port,
+            dsn=dsn,
+            lanip_key=lanip_key,
+            lanip_key_id=lanip_key_id,
+            template=template,
+            listen_port=listen_port,
+            keepalive_ms=keepalive_ms,
+        ),
+        loop=None,
+        on_state=on_state,
+        on_property=on_property,
+    )
+    try:
+        try:
+            started = session.start()
+        except Exception:  # pragma: no cover - защитный путь
+            return TrialResult(ok=False, reason="start_failed")
+        if not started:
+            return TrialResult(ok=False, reason="start_failed")
+
+        deadline = time.monotonic() + timeout
+        while time.monotonic() < deadline:
+            with lock:
+                state, error = box["state"], box["error"]
+            if state == State.ONLINE:
+                break
+            if state == State.KEY_ERROR:
+                return TrialResult(
+                    ok=False, reason=_failure_reason(state, error),
+                    state=state, error=error,
+                )
+            time.sleep(0.05)
+        else:
+            with lock:
+                state, error = box["state"], box["error"]
+            return TrialResult(
+                ok=False, reason=_failure_reason(state, error),
+                state=state, error=error,
+            )
+
+        session.batch_begin()
+        for prop in wanted:
+            session.get_prop(prop)
+        session.batch_commit()
+
+        prop_deadline = min(deadline, time.monotonic() + 2.0)
+        while time.monotonic() < prop_deadline:
+            with lock:
+                if all(prop in values for prop in wanted):
+                    break
+            time.sleep(0.05)
+
+        with lock:
+            snapshot = dict(values)
+        return TrialResult(ok=True, state=State.ONLINE, properties=snapshot)
+    finally:
+        session.close()
diff --git a/docs/PLAN_HOME_ASSISTANT.md b/docs/PLAN_HOME_ASSISTANT.md
index 5c4a8c7..e5f581c 100644
--- a/docs/PLAN_HOME_ASSISTANT.md
+++ b/docs/PLAN_HOME_ASSISTANT.md
@@ -155,7 +155,7 @@ Security → Long-lived access tokens) и REST API: вызов сервисов
 | # | Содержимое |
 |---|-----------|
 | H1 ✅ | wheel `pyfglair` (сборка из корня монорепо), cffi-обёртки, CLI discover/monitor |
-| H2 | компонент: manifest, config flow (облако/ручной/импорт) + пробное подключение |
+| H2 ✅ | компонент: manifest, config flow (облако/ручной/импорт) + пробное подключение |
 | H3 | шаг «превью шаблона» с ручными конверсиями; climate + сущности |
 | H4 | repair, диагностика (ключ для ESPHome), translations |
 | H5 | README с HACS-инструкцией и заглушками скриншотов (§6), скрипт приёмки (§7), HACS-релиз |
diff --git a/pyfglair/session.py b/pyfglair/session.py
index 2abec03..d5ab0b3 100644
--- a/pyfglair/session.py
+++ b/pyfglair/session.py
@@ -65,12 +65,13 @@ class _LogPump(threading.Thread):
 
     def __init__(self) -> None:
         super().__init__(name="pyfglair-log", daemon=True)
+        self._stop = threading.Event()
 
     def run(self) -> None:
         out = ffi.new("fgl_log_event_t[]", 8)
         dropped = 0
         warned_at = 0.0
-        while True:
+        while not self._stop.is_set():
             total = int(lib.fgl_log_events_dropped())
             if total > dropped:
                 if time.monotonic() - warned_at > 30.0:
@@ -80,7 +81,7 @@ class _LogPump(threading.Thread):
                     )
                     warned_at = time.monotonic()
                 dropped = total
-            count = lib.fgl_log_wait_events(out, 8, 500)
+            count = lib.fgl_log_wait_events(out, 8, 250)
             handler = _GLOBAL_LOG
             if handler is None:
                 continue
@@ -93,13 +94,25 @@ class _LogPump(threading.Thread):
                 except Exception:
                     _LOGGER.exception("log handler failed")
 
+    def stop(self) -> None:
+        self._stop.set()
+        self.join(timeout=2.0)
+
 
 def set_log_handler(handler: Optional[LogHandler]) -> None:
-    """Глобальный приёмник логов ядра (0=debug..3=error)."""
+    """Глобальный приёмник логов ядра (0=debug..3=error).
+
+    ``None`` останавливает pump-поток (если он запущен).
+    """
     global _GLOBAL_LOG, _LOG_PUMP
     with _LOG_PUMP_LOCK:
         _GLOBAL_LOG = handler
-        if handler is not None and _LOG_PUMP is None:
+        if handler is None:
+            pump, _LOG_PUMP = _LOG_PUMP, None
+            if pump is not None:
+                pump.stop()
+            return
+        if _LOG_PUMP is None:
             _LOG_PUMP = _LogPump()
             _LOG_PUMP.start()
 
diff --git a/pyproject.toml b/pyproject.toml
index 573b3f9..723722b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,8 +28,3 @@ zip-safe = false
 
 [tool.setuptools.package-data]
 pyfglair = ["py.typed"]
-
-[tool.pytest.ini_options]
-testpaths = ["tests/pyfglair"]
-asyncio_mode = "auto"
-filterwarnings = ["error::ResourceWarning"]
diff --git a/pytest.ini b/pytest.ini
new file mode 100644
index 0000000..e32aadf
--- /dev/null
+++ b/pytest.ini
@@ -0,0 +1,4 @@
+[pytest]
+asyncio_mode = auto
+filterwarnings =
+    error::ResourceWarning
diff --git a/scripts/py-ci.sh b/scripts/py-ci.sh
index 16cc859..5d4c747 100644
--- a/scripts/py-ci.sh
+++ b/scripts/py-ci.sh
@@ -1,17 +1,26 @@
 #!/bin/bash
-# CI python-части репозитория (pyfglair; позже — тесты HA-компонента).
-#   scripts/py-ci.sh --setup   # создать venv и поставить зависимости
-#   scripts/py-ci.sh           # прогнать pytest (ядро соберётся в conftest)
+# CI python-части репозитория: pyfglair + HA-компонент.
+#   scripts/py-ci.sh --setup      # venv для pyfglair-тестов
+#   scripts/py-ci.sh --setup-ha   # venv с homeassistant/pytest-плагином (тяжёлый)
+#   scripts/py-ci.sh              # pytest: tests/pyfglair + tests/components (если есть venv)
 set -euo pipefail
 cd "$(dirname "$0")/.."
 
 VENV="${PY_VENV:-.venv}"
+HA_VENV="${HA_VENV:-.venv-ha}"
 
-if [ "${1:-}" = "--setup" ]; then
-  python3 -m venv "$VENV"
-  "$VENV/bin/pip" install -q --upgrade pip
-  "$VENV/bin/pip" install -q cffi aiohttp pytest pytest-asyncio
-fi
+case "${1:-}" in
+  --setup)
+    python3 -m venv "$VENV"
+    "$VENV/bin/pip" install -q --upgrade pip
+    "$VENV/bin/pip" install -q cffi aiohttp pytest pytest-asyncio
+    ;;
+  --setup-ha)
+    python3 -m venv "$HA_VENV"
+    "$HA_VENV/bin/pip" install -q --upgrade pip
+    "$HA_VENV/bin/pip" install -q -r tests/components/requirements.txt
+    ;;
+esac
 
 if [ ! -x "$VENV/bin/python" ]; then
   echo "py-ci: нет $VENV (запустите: scripts/py-ci.sh --setup)" >&2
@@ -19,3 +28,9 @@ if [ ! -x "$VENV/bin/python" ]; then
 fi
 
 "$VENV/bin/python" -m pytest tests/pyfglair -q
+
+if [ -x "$HA_VENV/bin/python" ]; then
+  "$HA_VENV/bin/python" -m pytest tests/components -q
+else
+  echo "py-ci: нет $HA_VENV — HA-тесты пропущены (scripts/py-ci.sh --setup-ha)"
+fi
diff --git a/tests/components/fglair/conftest.py b/tests/components/fglair/conftest.py
new file mode 100644
index 0000000..bb3d243
--- /dev/null
+++ b/tests/components/fglair/conftest.py
@@ -0,0 +1,42 @@
+"""Фикстуры тестов HA-компонента fglair."""
+from __future__ import annotations
+
+import os
+
+import pytest
+from helpers import DSN, KEY_ID, LANIP_KEY
+from pytest_homeassistant_custom_component.common import MockConfigEntry
+
+from custom_components.fglair.const import (
+    CONF_DEVICE_PORT,
+    CONF_DSN,
+    CONF_HOST,
+    CONF_LANIP_KEY,
+    CONF_LANIP_KEY_ID,
+    CONF_LISTEN_PORT,
+    CONF_TEMPLATE,
+    DOMAIN,
+)
+
+
+@pytest.fixture(autouse=True)
+def auto_enable_custom_integrations(enable_custom_integrations):
+    yield
+
+
+@pytest.fixture
+def entry_data() -> dict:
+    return {
+        CONF_HOST: "127.0.0.1",
+        CONF_DEVICE_PORT: 9,
+        CONF_DSN: DSN,
+        CONF_LANIP_KEY: LANIP_KEY,
+        CONF_LANIP_KEY_ID: KEY_ID,
+        CONF_TEMPLATE: "A",
+        CONF_LISTEN_PORT: 20000 + (os.getpid() % 20000),
+    }
+
+
+@pytest.fixture
+def config_entry(entry_data) -> MockConfigEntry:
+    return MockConfigEntry(domain=DOMAIN, data=entry_data, unique_id=DSN)
diff --git a/tests/components/fglair/helpers.py b/tests/components/fglair/helpers.py
new file mode 100644
index 0000000..20c2608
--- /dev/null
+++ b/tests/components/fglair/helpers.py
@@ -0,0 +1,16 @@
+"""Общие данные HA-тестов fglair (импортируется как top-level модуль)."""
+from __future__ import annotations
+
+import socket
+
+DSN = "AC000W00MOCK0001"
+LANIP_KEY = "TW9ja0tleUFDbkdvMTIzNDU2Nzg5MDEyMw=="
+KEY_ID = 64201
+
+
+def free_port() -> int:
+    sock = socket.socket()
+    sock.bind(("127.0.0.1", 0))
+    port = sock.getsockname()[1]
+    sock.close()
+    return port
diff --git a/tests/components/fglair/test_config_flow.py b/tests/components/fglair/test_config_flow.py
new file mode 100644
index 0000000..7ca2aa8
--- /dev/null
+++ b/tests/components/fglair/test_config_flow.py
@@ -0,0 +1,199 @@
+"""Config flow fglair: меню, ручной ввод, импорт, облако (discover замокан)."""
+from __future__ import annotations
+
+import json
+from unittest.mock import AsyncMock, patch
+
+from helpers import DSN, KEY_ID, LANIP_KEY
+from homeassistant import config_entries
+from homeassistant.core import HomeAssistant
+from pytest_homeassistant_custom_component.common import MockConfigEntry
+
+import pyfglair
+from custom_components.fglair.const import DOMAIN
+from custom_components.fglair.trial import TrialResult
+from pyfglair.provision import Device
+
+MANUAL_INPUT = {
+    "host": "192.168.1.50",
+    "device_port": 80,
+    "dsn": DSN,
+    "lanip_key": LANIP_KEY,
+    "lanip_key_id": KEY_ID,
+    "name": "Bedroom",
+    "model": "AP-WC1E",
+}
+
+TRIAL_OK = TrialResult(ok=True)
+TRIAL_NETWORK_FAIL = TrialResult(ok=False, reason="unreachable")
+
+
+async def _menu(hass: HomeAssistant):
+    return await hass.config_entries.flow.async_init(
+        DOMAIN, context={"source": config_entries.SOURCE_USER}
+    )
+
+
+async def _select(hass: HomeAssistant, flow_id: str, option: str):
+    return await hass.config_entries.flow.async_configure(
+        flow_id, {"next_step_id": option}
+    )
+
+
+async def test_user_menu(hass: HomeAssistant):
+    result = await _menu(hass)
+    assert result["type"] == "menu"
+    assert set(result["menu_options"]) == {"cloud", "manual", "import_json"}
+
+
+async def test_manual_success(hass: HomeAssistant):
+    with patch(
+        "custom_components.fglair.config_flow._run_trial",
+        return_value=TRIAL_OK,
+    ) as trial:
+        result = await _menu(hass)
+        result = await _select(hass, result["flow_id"], "manual")
+        assert result["type"] == "form"
+        result = await hass.config_entries.flow.async_configure(
+            result["flow_id"], MANUAL_INPUT
+        )
+    assert result["type"] == "create_entry"
+    assert result["title"] == "Bedroom"
+    assert result["result"].unique_id == DSN
+    data = result["data"]
+    assert data["lanip_key_id"] == KEY_ID
+    assert data["template"] == "A"
+    trial.assert_called_once()
+    assert trial.call_args.args[0]["host"] == "192.168.1.50"
+
+
+async def test_manual_connect_error(hass: HomeAssistant):
+    with patch(
+        "custom_components.fglair.config_flow._run_trial",
+        return_value=TRIAL_NETWORK_FAIL,
+    ):
+        result = await _menu(hass)
+        result = await _select(hass, result["flow_id"], "manual")
+        result = await hass.config_entries.flow.async_configure(
+            result["flow_id"], MANUAL_INPUT
+        )
+    assert result["type"] == "form"
+    assert result["errors"] == {"base": "cannot_connect"}
+
+
+async def test_manual_key_mismatch_error(hass: HomeAssistant):
+    with patch(
+        "custom_components.fglair.config_flow._run_trial",
+        return_value=TrialResult(ok=False, reason="key_mismatch"),
+    ):
+        result = await _menu(hass)
+        result = await _select(hass, result["flow_id"], "manual")
+        result = await hass.config_entries.flow.async_configure(
+            result["flow_id"], MANUAL_INPUT
+        )
+    assert result["type"] == "form"
+    assert result["errors"] == {"base": "key_mismatch"}
+
+
+async def test_manual_already_configured(hass: HomeAssistant):
+    existing = MockConfigEntry(domain=DOMAIN, data={}, unique_id=DSN)
+    existing.add_to_hass(hass)
+    with patch(
+        "custom_components.fglair.config_flow._run_trial",
+        return_value=TRIAL_OK,
+    ):
+        result = await _menu(hass)
+        result = await _select(hass, result["flow_id"], "manual")
+        result = await hass.config_entries.flow.async_configure(
+            result["flow_id"], MANUAL_INPUT
+        )
+    assert result["type"] == "abort"
+    assert result["reason"] == "already_configured"
+
+
+async def test_import_json_success(hass: HomeAssistant):
+    payload = json.dumps(
+        {
+            "ip_address": "192.168.1.60",
+            "dsn": DSN,
+            "lanip_key": LANIP_KEY,
+            "lanip_key_id": KEY_ID,
+            "model": "AP-WB2E",
+            "name": "Kitchen",
+        }
+    )
+    with patch(
+        "custom_components.fglair.config_flow._run_trial",
+        return_value=TRIAL_OK,
+    ):
+        result = await _menu(hass)
+        result = await _select(hass, result["flow_id"], "import_json")
+        assert result["type"] == "form"
+        result = await hass.config_entries.flow.async_configure(
+            result["flow_id"], {"config_json": payload}
+        )
+    assert result["type"] == "create_entry"
+    assert result["data"]["host"] == "192.168.1.60"
+    assert result["data"]["template"] == "B"
+
+
+async def test_import_json_invalid(hass: HomeAssistant):
+    result = await _menu(hass)
+    result = await _select(hass, result["flow_id"], "import_json")
+    result = await hass.config_entries.flow.async_configure(
+        result["flow_id"], {"config_json": "not json"}
+    )
+    assert result["type"] == "form"
+    assert result["errors"] == {"base": "invalid_import"}
+
+
+async def test_cloud_flow_success(hass: HomeAssistant):
+    device = Device(
+        name="Bedroom",
+        model="AP-WC1E",
+        dsn=DSN,
+        lan_ip="192.168.1.50",
+        lanip_key=LANIP_KEY,
+        lanip_key_id=KEY_ID,
+        region="eu",
+    )
+    with patch(
+        "pyfglair.discover", AsyncMock(return_value=[device])
+    ), patch(
+        "custom_components.fglair.config_flow._run_trial",
+        return_value=TRIAL_OK,
+    ):
+        result = await _menu(hass)
+        result = await _select(hass, result["flow_id"], "cloud")
+        assert result["type"] == "form"
+        result = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            {"email": "user@example.com", "password": "secret", "region": "eu"},
+        )
+    assert result["type"] == "form"
+    assert result["step_id"] == "cloud_device"
+    with patch(
+        "custom_components.fglair.config_flow._run_trial",
+        return_value=TRIAL_OK,
+    ):
+        result = await hass.config_entries.flow.async_configure(
+            result["flow_id"], {"dsn": DSN}
+        )
+    assert result["type"] == "create_entry"
+    assert result["data"]["host"] == "192.168.1.50"
+    assert result["data"]["lanip_key_id"] == KEY_ID
+
+
+async def test_cloud_auth_error(hass: HomeAssistant):
+    with patch(
+        "pyfglair.discover",
+        AsyncMock(side_effect=pyfglair.ProvisionError("Ошибка входа (401)")),
+    ):
+        result = await _menu(hass)
+        result = await _select(hass, result["flow_id"], "cloud")
+        result = await hass.config_entries.flow.async_configure(
+            result["flow_id"],
+            {"email": "user@example.com", "password": "bad", "region": "eu"},
+        )
+    assert result["type"] == "form"
+    assert result["errors"] == {"base": "invalid_auth"}
diff --git a/tests/components/fglair/test_init.py b/tests/components/fglair/test_init.py
new file mode 100644
index 0000000..0ac3123
--- /dev/null
+++ b/tests/components/fglair/test_init.py
@@ -0,0 +1,41 @@
+"""Setup/unload ConfigEntry: клиент стартует, останавливается, ошибки порта."""
+from __future__ import annotations
+
+import socket
+
+from homeassistant.core import HomeAssistant
+from pytest_homeassistant_custom_component.common import MockConfigEntry
+
+from custom_components.fglair.const import CONF_LISTEN_PORT, DOMAIN
+from pyfglair import Prop, State
+
+
+async def test_setup_unload(hass: HomeAssistant, config_entry, socket_enabled):
+    config_entry.add_to_hass(hass)
+    assert await hass.config_entries.async_setup(config_entry.entry_id)
+    await hass.async_block_till_done()
+
+    client = config_entry.runtime_data
+    assert client is not None
+    assert isinstance(client.state, State)
+
+    assert await hass.config_entries.async_unload(config_entry.entry_id)
+    await hass.async_block_till_done()
+    assert client.cached(Prop.OPERATION_MODE) is None
+
+
+async def test_setup_port_busy(hass: HomeAssistant, entry_data, socket_enabled):
+    sock = socket.socket()
+    sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 0)
+    sock.bind(("127.0.0.1", entry_data[CONF_LISTEN_PORT]))
+    sock.listen(1)
+    try:
+        entry = MockConfigEntry(
+            domain=DOMAIN, data=entry_data, unique_id=entry_data["dsn"]
+        )
+        entry.add_to_hass(hass)
+        assert not await hass.config_entries.async_setup(entry.entry_id)
+        await hass.async_block_till_done()
+        assert entry.state.name == "SETUP_RETRY"
+    finally:
+        sock.close()
diff --git a/tests/components/fglair/test_trial.py b/tests/components/fglair/test_trial.py
new file mode 100644
index 0000000..e689b03
--- /dev/null
+++ b/tests/components/fglair/test_trial.py
@@ -0,0 +1,76 @@
+"""Пробное подключение (trial_connect) против mock_ac.py — без HA-рантайма."""
+from __future__ import annotations
+
+import asyncio
+
+from helpers import free_port
+
+from custom_components.fglair.trial import trial_connect
+from pyfglair import Prop, State
+
+
+async def test_trial_online(mock_ac, ac_env, socket_enabled):
+    proc = mock_ac()
+    result = await asyncio.to_thread(
+        trial_connect,
+        "127.0.0.1",
+        ac_env["dsn"],
+        ac_env["key"],
+        ac_env["key_id"],
+        device_port=proc.port,
+        listen_port=free_port(),
+        timeout=10.0,
+    )
+    assert result.ok, result.reason
+    assert result.state == State.ONLINE
+    assert result.properties[Prop.OPERATION_MODE].int_value == 6
+    assert result.properties[Prop.FAN_SPEED].int_value == 4
+
+
+async def test_trial_key_mismatch(mock_ac, ac_env, socket_enabled):
+    proc = mock_ac()
+    result = await asyncio.to_thread(
+        trial_connect,
+        "127.0.0.1",
+        ac_env["dsn"],
+        ac_env["key"],
+        ac_env["key_id"] + 1,
+        device_port=proc.port,
+        listen_port=free_port(),
+        timeout=10.0,
+    )
+    assert not result.ok
+    assert result.reason == "key_mismatch"
+
+
+async def test_trial_unreachable(ac_env, socket_enabled):
+    dead_port = free_port()
+    result = await asyncio.to_thread(
+        trial_connect,
+        "127.0.0.1",
+        ac_env["dsn"],
+        ac_env["key"],
+        ac_env["key_id"],
+        device_port=dead_port,
+        listen_port=free_port(),
+        timeout=1.0,
+    )
+    assert not result.ok
+    assert result.reason in ("unreachable", "timeout")
+    assert result.state != State.ONLINE
+
+
+async def test_trial_no_slots(mock_ac, ac_env, socket_enabled):
+    proc = mock_ac(["--503"])
+    result = await asyncio.to_thread(
+        trial_connect,
+        "127.0.0.1",
+        ac_env["dsn"],
+        ac_env["key"],
+        ac_env["key_id"],
+        device_port=proc.port,
+        listen_port=free_port(),
+        timeout=3.0,
+    )
+    assert not result.ok
+    assert result.reason == "no_slots"
diff --git a/tests/components/requirements.txt b/tests/components/requirements.txt
new file mode 100644
index 0000000..1a1ca78
--- /dev/null
+++ b/tests/components/requirements.txt
@@ -0,0 +1,2 @@
+pytest-homeassistant-custom-component==0.13.367
+aiohttp>=3.9
diff --git a/tests/pyfglair/conftest.py b/tests/conftest.py
similarity index 96%
rename from tests/pyfglair/conftest.py
rename to tests/conftest.py
index c3569e3..daf4054 100644
--- a/tests/pyfglair/conftest.py
+++ b/tests/conftest.py
@@ -1,4 +1,4 @@
-"""Общие фикстуры pyfglair-тестов: сборка ядра, mock-облако, mock-модуль."""
+"""Общие фикстуры тестов: сборка ядра, mock-облако, mock-модуль."""
 from __future__ import annotations
 
 import os
@@ -12,7 +12,7 @@ import time
 import pytest
 from aiohttp import web
 
-ROOT = pathlib.Path(__file__).resolve().parents[2]
+ROOT = pathlib.Path(__file__).resolve().parents[1]
 if str(ROOT) not in sys.path:
     sys.path.insert(0, str(ROOT))