Refactor bot handlers and keyboards; implement admin features

- Removed unused prehandling, referrals, support, and states files.
- Updated admin and client handlers to improve structure and functionality.
- Introduced admin filters and routers for better access control.
- Added new billing and deposit functionalities for client interactions.
- Enhanced keyboard layouts for admin and client menus.
- Implemented promotion handling for admin users.
- Updated configuration to include admin settings.
- Improved utility functions for quote fetching and menu text building.
- Added common handlers for undefined commands and message deletions.

bot/texts.py

@@ -19,20 +19,15 @@ MALENIA_LINK = PremiumEmoji(5276012730636082950, "🔗")
 MALENIA_COINS = PremiumEmoji(5276298354551199712, "🪙")
 MALENIA_LOCKED = PremiumEmoji(5276346642868508688, "🔒")
 MALENIA_SUPPORT = PremiumEmoji(5275968088746006467, "🎧")
+MALENIA_SHIELD = PremiumEmoji(5444924740596702937, "☀️")
+MALENIA_SILHOUETTE = PremiumEmoji(5447117295631506779, "☀️")
+MALENIA_CARD = PremiumEmoji(5447145526451543197, "☀️")
 
 
 # ============================================================
 # ШАБЛОНЫ — ОБЩИЕ БЛОКИ
 # ============================================================
 
-_SUPPORT_USER_DESCRIPTION = (
-    "👤 <b>Профиль:</b> {full_name}\n"
-    "🔗 <b>Alias:</b> {username_display}\n"
-    "🆔 <b>UID:</b> <code>{telegram_id}</code>\n\n"
-    "❤️ <b>Referal UID:</b> <code>{referal_id}</code>\n\n"
-    "💰 <b>Баланс:</b> <code>{balance}</code>"
-)
-
 _DIVIDER = "────────────────────────────\n\n"
 
 
@@ -205,3 +200,20 @@ SUPPORT_INIT = "<b>🎧 Тех. Поддержка Malenia</b> — не здес
 SUPPORT_MSG_SENT = "⏳ Приняли ваше сообщение. Мы постараемся ответить на него в ближайшее время.\n<i>Вернуться в меню: /cancel</i>"
 
 SUPPORT_SIGNATURE = "<b>📡 Ответ от Malenia:</b>"
+
+# ========================================================================================================================
+
+# ============================================================
+# ADMIN
+# ============================================================
+
+ADM_MAIN_MENU = (
+    f"<b>{MALENIA_SHIELD} Malenia. Админ-панель.</b>\n"
+    "<i>— {quote}</i>\n\n"
+    f"<b>{MALENIA_SILHOUETTE} Пользователей в боте:</b> <code>{{user_count}}</code>\n"
+    f"<b>{MALENIA_CARD} Ваш ID:</b> <code>{{user_id}}</code>\n"
+)
+
+ADM_PROMO_INIT = "<b>📢 Введите/перешлите текст рассылки:</b>"
+ADM_VERIFY_PROMOTION = "<b>❓ Отправить рассылку? <i>Это действие будет невозможно отменить.</i></b>"
+SUCCESSFULLY_SENT_PROMO = "<b>💚 Успешно отправлена рассылка.</b>\n<i>⚡ Успешных отправок: <code>{successful}</code>.</i>"