feat(bot): add async DB and FSM state handling

bot/services/inventory.py

@@ -14,11 +14,11 @@ async def build_inventory_menu(bot_name: str) -> tuple[str, object]:
     cs2_assets = []
     steam_assets = []
     try:
-        cs2_assets = cs2_inventory.get(bot_name, {}).get("Assets", [])  # type: ignore[union-attr]
+        cs2_assets = cs2_inventory.get(bot_name, {}).get("Assets", [])
     except Exception:
         logger.exception("Ошибка чтения CS2-инвентаря: bot=%s", bot_name)
     try:
-        steam_assets = steam_inventory.get(bot_name, {}).get("Assets", [])  # type: ignore[union-attr]
+        steam_assets = steam_inventory.get(bot_name, {}).get("Assets", [])
     except Exception:
         logger.exception("Ошибка чтения Steam-инвентаря: bot=%s", bot_name)
     if not cs2_assets and not steam_assets:
@@ -67,7 +67,9 @@ async def render_inventory_page(
     assets = bot_inventory.get("Assets", [])
     descriptions = bot_inventory.get("Descriptions", [])
     if not assets:
-        logger.info("Инвентарь выбранного типа пуст: bot=%s type=%s", bot_name, inventory_type)
+        logger.info(
+            "Инвентарь выбранного типа пуст: bot=%s type=%s", bot_name, inventory_type
+        )
         return f"Инвентарь {bot_name} пуст", inventory_menu_keyboard(bot_name, 0, 0)
     desc_map = {}
     for desc in descriptions:
@@ -87,7 +89,7 @@ async def render_inventory_page(
     for asset in page_assets:
         key = (str(asset.get("classid")), str(asset.get("instanceid")))
         desc = desc_map.get(key, {})
-        name = desc.get("market_name", "Unknown")
+        name = desc.get("market_name", "Неизвестно")
         amount = asset.get("amount", 1)
         tradable = "🔄" if desc.get("tradable") else "❌"
         marketable = "💰" if desc.get("marketable") else "🔒"
@@ -105,12 +107,14 @@ async def render_inventory_page(
         elif icon == "💎":
             gems_count += amount
         lines.append(f"{icon} {tradable}{marketable} {name} x{amount}")
+
     inv_name = "CS2" if appid == 730 else "Steam"
     stats = (
         f"📦 Предметов: {len(assets)}\n"
         f"💰 Можно продать: {marketable_count}\n"
         f"🔄 Можно трейдить: {tradable_count}"
     )
+
     if appid == 753:
         stats += (
             f"\n🎏 Карточек: {cards_count}"
@@ -118,11 +122,13 @@ async def render_inventory_page(
             f"\n🖼 Фонов: {backgrounds_count}"
             f"\n💎 Самоцветов: {gems_count}"
         )
+
     text = (
-        f"📦 {inv_name} Inventory {bot_name}\n"
+        f"📦 Инвентарь {inv_name} {bot_name}\n"
         f"📄 Страница {page + 1}/{total_pages}\n\n"
         f"{stats}\n\n" + "\n".join(lines)
     )
+
     logger.info(
         "Страница инвентаря сформирована: bot=%s type=%s page=%s total_pages=%s items_on_page=%s",
         bot_name,
@@ -131,6 +137,7 @@ async def render_inventory_page(
         total_pages,
         len(page_assets),
     )
+
     return text[:4000], inventory_page_keyboard(
         inventory_type, bot_name, page, total_pages
     )