Update dashboard cache timestamp to use monotonic time

starpilot/system/the_galaxy/the_galaxy.py

@@ -6413,7 +6413,7 @@ def setup(app):
       "dashboard": dashboard_stats,
     }
     _STATS_RESPONSE_CACHE.update({
-      "updated_at": cache_now,
+      "updated_at": time.monotonic(),
       "payload": payload,
     })
     return payload

starpilot/system/the_galaxy/utilities.py

@@ -2863,7 +2863,7 @@ def get_dashboard_stats(footage_paths, params_obj=None, now=None):
 
   _DASHBOARD_CACHE.update({
     "key": cache_key,
-    "updated_at": cache_now,
+    "updated_at": time.monotonic(),,
     "value": copy.deepcopy(dashboard),
   })
   return dashboard