fix: slow sensor polling to 60 seconds

config.yaml.example

@@ -225,8 +225,9 @@ sensors:
   # Master switch for sensor subsystem
   enabled: true
 
-  # Poll interval for all configured sensors
-  poll_interval_seconds: 10.0
+  # Poll interval for all configured sensors. Keep modem-backed sensors at 60s
+  # or slower so their HTTP stats reads don't contend with modem traffic.
+  poll_interval_seconds: 60.0
 
   # If true, missing Python packages for a sensor may be installed at runtime
   # using "python -m pip install ...".

repeater/sensors/manager.py

@@ -131,10 +131,10 @@ class SensorManager:
     def _poll_loop(self) -> None:
         """Background thread: poll sensors at configured interval and cache readings."""
         section = self.config.get("sensors", {})
-        poll_interval = 30.0
+        poll_interval = 60.0
         if isinstance(section, dict):
             try:
-                poll_interval = float(section.get("poll_interval_seconds", 30.0))
+                poll_interval = float(section.get("poll_interval_seconds", 60.0))
             except (TypeError, ValueError):
                 pass
 
@@ -155,10 +155,10 @@ class SensorManager:
 
     def get_summary(self) -> Dict[str, Any]:
         section = self.config.get("sensors", {})
-        poll_interval = 30.0
+        poll_interval = 60.0
         if isinstance(section, dict):
             try:
-                poll_interval = float(section.get("poll_interval_seconds", 30.0))
+                poll_interval = float(section.get("poll_interval_seconds", 60.0))
             except (TypeError, ValueError):
                 pass
 

tests/test_sensors.py

@@ -108,6 +108,14 @@ def test_sensor_manager_summary_reflects_sensor_config():
     assert summary["loaded"] == 1
 
 
+def test_sensor_manager_default_poll_interval_is_sixty_seconds():
+    config = {"sensors": {"enabled": True, "definitions": []}}
+
+    manager = SensorManager(config, registry=_TestRegistry)
+
+    assert manager.get_summary()["poll_interval_seconds"] == 60.0
+
+
 def test_sensor_manager_loads_and_reads_sensors_without_stopping_on_failure():
     config = {
         "sensors": {