fix: setpoint clamp, thread safety, error handling, real-time kWh counters; cleanup repo

chargeman.py

@@ -51,13 +51,13 @@ mqtt = mqtthandler.handler(cm)
 if 'battery_total' in config:
     try:
         cm.set_battery_total_net_delivery(float(config['battery_total']['net_delivery']))
-    except:
+    except Exception:
         logger.error("Unable to load  net_delivery {}".format(config['battery_total']['net_delivery']))
         exit()
 
     try:
         cm.set_battery_total_net_usage(float(config['battery_total']['net_usage']))
-    except:
+    except Exception:
         logger.error("Unable to load  net_usage {}".format(config['battery_total']['net_usage']))
         exit()
 
@@ -113,7 +113,10 @@ def update():
 
 def main():
     while True:
-        update()
+        try:
+            update()
+        except Exception:
+            logger.exception("Update failed, retrying next cycle")
         time.sleep(10)