fix: Add missing verbosity level to proxy_debug call in Anomaly_Detector

The proxy_debug macro requires a verbosity level as the second parameter.
Fixed the call in Anomaly_Detector::analyze() to include the level.

lib/Anomaly_Detector.cpp

@@ -38,7 +38,7 @@ AnomalyResult Anomaly_Detector::analyze(const std::string& query, const std::str
 	AnomalyResult result;
 
 	// Stub implementation - Phase 3 will implement full functionality
-	proxy_debug(PROXY_DEBUG_ANOMALY, "Anomaly: Analyzing query from %s@%s\n", user.c_str(), client_host.c_str());
+	proxy_debug(PROXY_DEBUG_ANOMALY, 3, "Anomaly: Analyzing query from %s@%s\n", user.c_str(), client_host.c_str());
 
 	result.is_anomaly = false;
 	result.risk_score = 0.0f;