Bot become a Community Guard & Post send manager

added: dictionary support for censore
message/user management with dict triggers

app/infra/metrics.py

@@ -0,0 +1,15 @@
+import os
+from prometheus_client import Counter, Histogram, start_http_server
+
+# Счётчики/гистограммы для модерации и команд
+MSG_PROCESSED = Counter("mod_messages_processed_total", "Incoming messages processed")
+MSG_BLOCKED   = Counter("mod_messages_blocked_total",   "Incoming messages blocked")
+MOD_LAT       = Histogram("moderation_latency_seconds", "Latency of moderation checks",
+                          buckets=(0.02, 0.05, 0.1, 0.2, 0.5, 1, 2))
+
+def start_metrics_server(port: int):
+    try:
+        start_http_server(port)
+    except Exception:
+        # не валим бота, если порт занят/метрики не взлетели
+        pass