feat: add BotInlineModeDisabledEvent notification on startup

- added BotInlineModeDisabledEvent with admin notification and setup instructions
- publish BotInlineModeDisabledEvent on startup if inline mode is not enabled in BotFather
- updated warning log message to mention BotFather

assets/translations/ru/events.ftl

@@ -106,6 +106,17 @@ event-bot =
     }
     </blockquote>
 
+    .inline-mode-disabled =
+    #BotInlineModeDisabledEvent
+
+    <b>⚠️ Событие: Inline-режим отключён в BotFather!</b>
+
+    <blockquote>
+    Бот не настроен для работы в inline-режиме. Некоторые функции бота могут работать некорректно.
+
+    Включите Inline Mode в BotFather: <b>@BotFather → /mybots → Bot Settings → Inline Mode → Enable</b>
+    </blockquote>
+
     .shutdown =
     #BotShutdownEvent
 

src/application/events/__init__.py

@@ -1,5 +1,6 @@
 from .base import BaseEvent, SystemEvent, UserEvent
 from .system import (
+    BotInlineModeDisabledEvent,
     BotShutdownEvent,
     BotStartupEvent,
     BotUpdateEvent,
@@ -36,6 +37,7 @@ __all__ = [
     "ErrorEvent",
     "NotificationErrorEvent",
     "WebhookErrorEvent",
+    "BotInlineModeDisabledEvent",
     "RemnawaveErrorEvent",
     "RemnawaveVersionWarningEvent",
     #

src/application/events/system.py

@@ -122,6 +122,25 @@ class RemnawaveVersionWarningEvent(SystemEvent, BuildInfoDto):
         )
 
 
+@dataclass(frozen=True, kw_only=True)
+class BotInlineModeDisabledEvent(SystemEvent):
+    notification_type: NotificationType = field(
+        default=SystemNotificationType.SYSTEM,
+        init=False,
+    )
+
+    @property
+    def event_key(self) -> str:
+        return "event-bot.inline-mode-disabled"
+
+    def as_payload(self) -> "MessagePayloadDto":
+        return MessagePayloadDto(
+            i18n_key=self.event_key,
+            disable_default_markup=False,
+            delete_after=None,
+        )
+
+
 @dataclass(frozen=True, kw_only=True)
 class WebhookErrorEvent(SystemEvent):
     notification_type: NotificationType = field(

src/lifespan.py

@@ -13,6 +13,7 @@ from redis.asyncio import Redis
 from src.application.common import Remnawave
 from src.application.common.dao import SettingsDao
 from src.application.events import (
+    BotInlineModeDisabledEvent,
     BotShutdownEvent,
     BotStartupEvent,
     RemnawaveErrorEvent,
@@ -55,8 +56,9 @@ async def lifespan(app: FastAPI) -> AsyncGenerator[None, None]:
         if not await bot_service.is_inline_enabled():
             logger.warning(
                 "Bot is not enabled for inline mode. "
-                "Please set BOT_INLINE_MODE to True for correct work of some features"
+                "Please enable Inline Mode in BotFather for correct work of some features"
             )
+            await event_bus.publish(BotInlineModeDisabledEvent())
 
         states = await bot_service.get_bot_states()
         await create_default_payment_gateway.system()