fix: hide SSH/WinRM test feedback after 30s (0.12.1)

WinRM success message now auto-hides like SSH; both use 30 second timeout instead of 60.

backend/app/version.py

@@ -1,5 +1,5 @@
 """Единый источник версии SAC (API, health, логи, OpenAPI)."""
 
 APP_NAME = "Security Alert Center"
-APP_VERSION = "0.12.0"
+APP_VERSION = "0.12.1"
 APP_VERSION_LABEL = f"{APP_NAME} v.{APP_VERSION}"

backend/tests/test_health.py

@@ -4,6 +4,6 @@ from app.version import APP_NAME, APP_VERSION, APP_VERSION_LABEL
 
 
 def test_version_constants():
-    assert APP_VERSION == "0.12.0"
+    assert APP_VERSION == "0.12.1"
     assert APP_NAME == "Security Alert Center"
-    assert APP_VERSION_LABEL == "Security Alert Center v.0.12.0"
+    assert APP_VERSION_LABEL == "Security Alert Center v.0.12.1"