feat(debug): Add debug prints to config.py for path tracing

lpm_kernel/configs/config.py

@@ -78,8 +78,11 @@ class Config:
         for key, value in os.environ.items():
             if not hasattr(instance, key.lower()):  # Avoid overriding core configuration
                 # If it's a directory configuration, ensure using the correct base directory
-                if key.endswith("_DIR") and not os.path.isabs(value):
-                    value = os.path.join(base_dir, value)
+                if key.endswith("_DIR"):
+                    print(f"DEBUG: Processing _DIR variable: {key}={value}") # DEBUG
+                    if not os.path.isabs(value):
+                        value = os.path.join(base_dir, value)
+                        print(f"DEBUG: Joined with base_dir, new value: {value}") # DEBUG
                 instance._extra_config[key] = value
 
         # Vector store settings