fix: keep host name in WinRM update log titles (0.5.17)

Do not overwrite UI log titles with generic backend job.title when several logs are open.

backend/app/api/v1/hosts.py

@@ -590,7 +590,8 @@ def update_host_agent_via_ssh(
             detail="Linux SSH admin is not configured (host override or Settings → Linux)",
         )
 
-    title = "Обновление ssh-monitor (SSH)"
+    host_label = (host.display_name or host.hostname or "").strip() or f"host#{host.id}"
+    title = f"Обновление ssh-monitor (SSH): {host_label}"
     try:
         start_host_remote_action(
             db,
@@ -650,12 +651,13 @@ def post_agent_update_fallback(
     from app.services.winrm_connect import is_windows_host
 
     product = (host.product or "").strip()
+    host_label = (host.display_name or host.hostname or "").strip() or f"host#{host.id}"
     if product == PRODUCT_RDP or is_windows_host(host):
-        title = "Обновление через WinRM"
+        title = f"Обновление {host_label} через WinRM"
     elif product == PRODUCT_SSH or is_linux_host(host):
-        title = "Fallback SSH (ssh-monitor)"
+        title = f"Fallback SSH (ssh-monitor): {host_label}"
     else:
-        title = "Обновление агента (fallback)"
+        title = f"Обновление агента (fallback): {host_label}"
 
     try:
         start_host_remote_action(