chore: merge master into dev/4.11.x

src/langbot/pkg/core/app.py

@@ -263,6 +263,10 @@ class Application:
                     {},
                 )
             ),
+            'plugin_runtime_connected': bool(
+                self.plugin_connector is not None
+                and getattr(self.plugin_connector, '_runtime_available', lambda: False)()
+            ),
         }
         mcp_loader = getattr(self.tool_mgr, 'mcp_tool_loader', None)
         runtime_stats.update(

src/langbot/pkg/core/stages/load_config.py

@@ -41,6 +41,7 @@ _RUNTIME_POLICY_DEFAULTS = {
         }
     },
     'plugin': {
+        'connect_timeout_seconds': 180.0,
         'worker': {
             'max_cpus': 1.0,
             'max_memory_mb': 512,
@@ -56,7 +57,7 @@ _RUNTIME_POLICY_DEFAULTS = {
             'restart_failure_window_seconds': 30.0,
             'restart_circuit_open_seconds': 60.0,
             'require_hard_limits': False,
-        }
+        },
     },
     'mcp': {'stdio': {'enabled': True}},
     'monitoring': {