Add a ping monitor

hbd/client/config.py

@@ -2,6 +2,9 @@
 
 import logging
 import os
+import logging
+
+logger = logging.getLogger(__name__)
 
 try:
     import yaml
@@ -30,18 +33,19 @@ def load_config(path=None):
     If YAML is not available or the file does not exist, defaults are returned.
     
     Args:
-        path: Path to YAML config file (default: ~/.hb.yaml)
+        path: Path to YAML config file (default: ~/.hbc.yaml)
         
     Returns:
         Dictionary with configuration
     """
     cfg = CLIENT_DEFAULTS.copy()
     if not path:
-        # default path (~/.hb.yaml)
-        path = os.path.join(os.path.expanduser("~"), ".hb.yaml")
+        # default path (~/.hbc.yaml)
+        path = os.path.join(os.path.expanduser("~"), ".hbc.yaml")
 
     if os.path.exists(path):
         if yaml:
+            logger.info("Loading configuration from %s", path)
             with open(path) as fh:
                 data = yaml.safe_load(fh)
             # Merge YAML data with defaults
@@ -50,5 +54,5 @@ def load_config(path=None):
                 cfg[k] = v
         else:
             # yaml not installed: do not attempt to parse; user must ensure defaults
-            pass
+            logger.warning("PyYAML not available - cannot load config from %s, using defaults", path)
     return cfg