Observe chat context route decisions

cmd/core-runtime/main.go

@@ -534,6 +534,10 @@ func main() {
 		}
 		conversationHistory = append(conversationHistory, recentUserHistory...)
 		personalMemory := interactiondomain.CompilePersonalMemory(conversationHistory)
+		// Context selection must stay observable without logging the user's
+		// message or personal fact values. These flags let an operator distinguish
+		// a missing derived fact from a later routing or clarification decision.
+		personalMemoryHasCurrentLocation := personalMemory.CurrentLocation() != ""
 		if !creativeUserRequest && locationReply == "" {
 			if continuation := interactiondomain.ContinueLocalSearch(effectiveTaskMessage, conversationHistory); continuation != "" {
 				continuationMessage = continuation
@@ -650,6 +654,7 @@ func main() {
 		deterministicSpeechAct := semantic.Interpretation.SpeechAct
 		deterministicReply := semantic.Reply
 		routePlan := buildChatRoutePlan(semantic)
+		log.Printf("chat context state: current_location=%t research_route=%t clarification=%s", personalMemoryHasCurrentLocation, hasChatRoute(routePlan, chatRouteResearch), semantic.Interpretation.Clarification)
 		cognitiveAttempted := false
 		cognitiveAvailable := true
 		semanticInterpretationRequested := shouldRequestSemanticInterpretation(semantic)