Add alert tools, mutes, short status, and backup summary

handlers/config_check.py

@@ -0,0 +1,24 @@
+from aiogram import F
+from aiogram.types import Message
+from app import dp, cfg
+from auth import is_admin_msg
+from services.config_check import validate_cfg
+
+
+@dp.message(F.text == "/config_check")
+async def config_check(msg: Message):
+    if not is_admin_msg(msg):
+        return
+    errors, warnings = validate_cfg(cfg)
+    lines = []
+    if errors:
+        lines.append("❌ Config errors:")
+        lines += [f"- {e}" for e in errors]
+    if warnings:
+        if lines:
+            lines.append("")
+        lines.append("⚠️ Warnings:")
+        lines += [f"- {w}" for w in warnings]
+    if not lines:
+        lines.append("✅ Config looks OK")
+    await msg.answer("\n".join(lines))