Make cloud logging optional

src/knowledge_search_mcp/config.py

@@ -52,6 +52,7 @@ class Settings(BaseSettings):
     search_limit: int = 10
     log_name: str = "va_agent_evaluation_logs"
     log_level: str = "INFO"
+    cloud_logging_enabled: bool = False
 
     @classmethod
     def settings_customise_sources(

src/knowledge_search_mcp/logging.py

@@ -27,6 +27,7 @@ def _get_logger() -> logging.Logger:
         _eval_log = logger
         return logger
 
+    if cfg.cloud_logging_enabled:
         try:
             client = google.cloud.logging.Client(project=cfg.project_id)
             handler = CloudLoggingHandler(client, name=cfg.log_name)  # async transport
@@ -37,6 +38,9 @@ def _get_logger() -> logging.Logger:
             logging.basicConfig(level=getattr(logging, cfg.log_level.upper()))
             logger = logging.getLogger(cfg.log_name)
             logger.warning("Cloud Logging setup failed; using console. Error: %s", e)
+    else:
+        logging.basicConfig(level=getattr(logging, cfg.log_level.upper()))
+        logger = logging.getLogger(cfg.log_name)
 
     _eval_log = logger
     return logger