fix: dedupe daily report Telegram in dual mode and show host in summary fallback

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/services/telegram_templates.py

@@ -405,7 +405,15 @@ def _format_event_body_html(event: Event) -> str:
             return re.sub(r"\n{3,}", "\n\n", text)
         body = _detail(details, "report_body", default=event.summary)
         if body != "-":
-            return html.escape(body)
+            header = (
+                "📊 ЕЖЕДНЕВНЫЙ ОТЧЕТ МОНИТОРИНГА WINDOWS"
+                if event.type == "report.daily.rdp"
+                else "📊 ЕЖЕДНЕВНЫЙ ОТЧЕТ SSH МОНИТОРИНГА"
+            )
+            msg = f"<b>{html.escape(header)}</b>\n"
+            msg += _line("🏢", "Сервер", host_label(event.host))
+            msg += f"\n{html.escape(body)}"
+            return msg
         return format_generic_event_html(event)
     if event.type in ("rdp.login.success", "rdp.login.failed"):
         return format_rdp_login_html(event)