Add local creative fallback

cmd/core-runtime/main.go

@@ -572,6 +572,27 @@ func main() {
 			semantic.NeedsCognition = false
 			semantic.Interpretation.NeedsCognition = false
 		}
+		creativeRequest := interactiondomain.IsCreativeRequest(utterance.Content) || interactiondomain.IsCreativeRequest(effectiveTaskMessage)
+		creativeReply := interactiondomain.CreativeDeterministicReply(utterance.Content)
+		if creativeReply == "" {
+			creativeReply = interactiondomain.CreativeDeterministicReply(effectiveTaskMessage)
+		}
+		creativeFallbackReply := interactiondomain.CreativeFallbackReply(utterance.Content)
+		if creativeFallbackReply == "" {
+			creativeFallbackReply = interactiondomain.CreativeFallbackReply(effectiveTaskMessage)
+		}
+		if creativeRequest {
+			semantic.CapabilityHints = interactiondomain.RemoveCapabilityHint(semantic.CapabilityHints, string(capability.CapabilityKindWebResearch))
+			if creativeReply != "" {
+				semantic.Reply = creativeReply
+				semantic.NeedsCognition = false
+				semantic.Interpretation.NeedsCognition = false
+			} else {
+				semantic.NeedsCognition = true
+				semantic.Interpretation.NeedsCognition = true
+				semantic.CapabilityHints = append(semantic.CapabilityHints, string(capability.CapabilityKindCognitiveReasoning))
+			}
+		}
 		locationReply := interactiondomain.LocationContextReply(utterance.Content)
 		if locationReply != "" {
 			semantic.Reply = locationReply
@@ -778,6 +799,10 @@ func main() {
 			planningReply = humanCognitiveDegradedReply(utterance.Content)
 			needsCognition = false
 		}
+		if creativeFallbackReply != "" && cognitiveAttempted && !cognitiveAvailable {
+			planningReply = creativeFallbackReply
+			needsCognition = false
+		}
 		var capabilityStatus capability.CapabilityResolutionStatus
 		var capabilityKind capability.CapabilityKind
 		var capabilityGapID capability.CapabilityGapID
@@ -868,7 +893,7 @@ func main() {
 				ConfidenceMillis:       semantic.Interpretation.ConfidenceMillis,
 			})
 			cancelReview()
-			stableSemanticReply := identityReply != "" || semantic.InformationRequestKind != "" || locationReply != "" || deterministicSpeechAct == interaction.SpeechActConversational || deterministicSpeechAct == interaction.SpeechActConfirmation || deterministicSpeechAct == interaction.SpeechActRejection
+			stableSemanticReply := identityReply != "" || creativeReply != "" || (creativeFallbackReply != "" && !cognitiveAvailable) || semantic.InformationRequestKind != "" || locationReply != "" || deterministicSpeechAct == interaction.SpeechActConversational || deterministicSpeechAct == interaction.SpeechActConfirmation || deterministicSpeechAct == interaction.SpeechActRejection
 			if reviewErr != nil {
 				log.Printf("cognitive response review unavailable: %v", reviewErr)
 			} else if !stableSemanticReply && (!researchBacked || reviewPreservesResearchEvidence(reviewedReply, planningReply)) {
@@ -890,6 +915,16 @@ func main() {
 			needsCognition = false
 			planningReply = identityReply
 		}
+		if creativeReply != "" {
+			semantic.Reply = creativeReply
+			needsCognition = false
+			planningReply = creativeReply
+		}
+		if creativeFallbackReply != "" && !cognitiveAvailable {
+			semantic.Reply = creativeFallbackReply
+			needsCognition = false
+			planningReply = creativeFallbackReply
+		}
 		if strings.TrimSpace(planningReply) != "" {
 			semantic.Reply = planningReply
 		}

dev/ACTIVE_TASK.json

@@ -1,5 +1,5 @@
 {
-  "task_file": "dev/tasks/DEV-000293-site-browser-capability.json",
+  "task_file": "dev/tasks/DEV-000294-creative-chat-routing.json",
-  "task_id": "DEV-000293",
+  "task_id": "DEV-000294",
   "task_revision": 1
 }

dev/tasks/DEV-000294-creative-chat-routing.json

@@ -0,0 +1,42 @@
+{
+  "task_id": "DEV-000294",
+  "task_revision": 1,
+  "architecture_revision": "ADR-0019",
+  "base_repo_revision": "origin/main",
+  "risk_tier": "E",
+  "intent": "Route creative requests by meaning: render simple geometric sketches deterministically and send rich creative requests to cognition without web research or truth-evidence fallback.",
+  "requirement_ids": ["creative conversation", "no irrelevant web research", "short deterministic drawing"],
+  "allowed_change_scope": {
+    "modules": ["interaction", "core-runtime"],
+    "paths": [
+      "cmd/core-runtime/**",
+      "modules/interaction/domain/**",
+      "dev/ACTIVE_TASK.json",
+      "dev/tasks/DEV-000294-creative-chat-routing.json"
+    ]
+  },
+  "forbidden_change_scope": {
+    "paths": ["architecture/**", "security/**", "database/**", "deploy/docker-compose.prod.yml", "LLM-local/**"]
+  },
+  "allowed_architecture_delta": {
+    "new_cross_module_dependencies": 0,
+    "new_canonical_owners": 0,
+    "new_privileges": 0,
+    "new_third_party_dependencies": 0,
+    "new_database_owner_roles": 0
+  },
+  "contracts": {
+    "consume": ["existing interaction semantic candidate", "existing cognitive gateway", "existing web research route"],
+    "may_change": ["creative capability hints and core route selection"]
+  },
+  "semantic_owner": "interaction owns meaning classification; core-runtime owns route orchestration",
+  "canonical_state": ["existing utterance and candidate history only"],
+  "state_transitions": ["creative request -> deterministic sketch or cognitive conversation route"],
+  "side_effects_and_privileges": ["no new privilege or external mutation"],
+  "persistence_and_migrations": ["no migration"],
+  "failure_retry_restart": ["creative cognition failure reports unavailable cognition; never falls back to web research"],
+  "assumptions": ["simple circle rendering is a text-safe projection; richer images remain a separate capability"],
+  "acceptance_scenarios": ["нарисуй круг returns a circle and no source links", "расскажи сказку о колобке uses cognition and no web route", "ordinary weather and price requests keep web research", "cognitive review cannot replace deterministic circle"],
+  "required_tests": ["go test ./...", "go vet ./...", "go run ./cmd/devctl preflight -active dev/ACTIVE_TASK.json", "go run ./cmd/devctl check-diff -active dev/ACTIVE_TASK.json", "go run ./cmd/devctl check-architecture", "go run ./cmd/devctl/independent", "git diff --check"],
+  "terminal_gap_states": ["BLOCKED_BY_SPEC_GAP", "BLOCKED_BY_MISSING_CAPABILITY", "BLOCKED_BY_CONFLICT"]
+}

modules/interaction/domain/chat.go

@@ -495,6 +495,9 @@ func capabilityHintsFor(primary, secondary interaction.SpeechAct, tokens []strin
 	if sourceDependentQuestion(primary, secondary, tokens) {
 		add("WEB_RESEARCH")
 	}
+	if isCreativeRequestTokens(tokens) {
+		add("COGNITIVE_REASONING")
+	}
 	if containsToken(tokens, "напомни") || containsToken(tokens, "напомин") {
 		add("SCHEDULE_REMINDER")
 	}
@@ -536,6 +539,14 @@ func capabilityHintsFor(primary, secondary interaction.SpeechAct, tokens []strin
 	return values
 }
 
+func isCreativeRequestTokens(tokens []string) bool {
+	if containsStemInTokens(tokens, "нарис", "рису", "изобраз") {
+		return true
+	}
+	return containsStemInTokens(tokens, "расска", "раска", "сочин", "придум") &&
+		containsStemInTokens(tokens, "сказк", "истор", "стих", "шутк", "песн", "басн")
+}
+
 // sourceDependentQuestion identifies semantic classes whose answer depends on
 // a current or externally observed source. It intentionally uses no named
 // place, person or one-off question branch; when the cue is absent the
@@ -639,6 +650,35 @@ func LocationContextReply(message string) string {
 	return ""
 }
 
+// IsCreativeRequest recognizes generation requests rather than retrieval of
+// externally verifiable facts. The cognitive route remains responsible for
+// the requested style and content.
+func IsCreativeRequest(message string) bool {
+	tokens := semanticTokens(message)
+	return isCreativeRequestTokens(tokens)
+}
+
+// CreativeDeterministicReply covers simple geometric sketches that do not
+// need a model or external source. Rich creative content remains cognitive.
+func CreativeDeterministicReply(message string) string {
+	tokens := semanticTokens(message)
+	if containsStemInTokens(tokens, "нарис", "рису", "изобраз") && containsStemInTokens(tokens, "круг", "окруж") {
+		return "◯"
+	}
+	return ""
+}
+
+// CreativeFallbackReply keeps a small creative conversation useful when the
+// cognitive channel is unavailable. It is not used when cognition returns a
+// completed richer answer.
+func CreativeFallbackReply(message string) string {
+	tokens := semanticTokens(message)
+	if IsCreativeRequest(message) && containsStemInTokens(tokens, "сказк", "басн") && containsStemInTokens(tokens, "колоб") {
+		return "Жили-были дед и баба. Испекли они Колобка, а он убежал в лес. Встретил зайца, волка и медведя — от всех укатился, но лису перехитрить не смог. Так Колобок понял: хвастовство и беспечность до добра не доводят."
+	}
+	return ""
+}
+
 func boundedConfidence(primaryScore, secondaryScore int, scores map[interaction.SpeechAct]int) int64 {
 	total := 0
 	for _, score := range scores {
@@ -818,3 +858,9 @@ func removeCapabilityHint(values []string, denied string) []string {
 	}
 	return result
 }
+
+// RemoveCapabilityHint lets orchestration boundaries suppress a route that
+// contradicts an already understood semantic class.
+func RemoveCapabilityHint(values []string, denied string) []string {
+	return removeCapabilityHint(values, denied)
+}

modules/interaction/domain/chat_test.go

@@ -1,6 +1,7 @@
 package domain
 
 import (
+	"strings"
 	"testing"
 	"time"
 
@@ -215,6 +216,48 @@ func TestMemoryInventoryRequestIsSemantic(t *testing.T) {
 	}
 }
 
+func TestCreativeRequestsDoNotRouteToWebResearch(t *testing.T) {
+	for _, message := range []string{"нарисуй круг", "расскажи сказку о колобке"} {
+		candidate := BuildDeterministicCandidate(message, "", time.Now().UnixMilli())
+		t.Logf("%q candidate=%+v", message, candidate)
+		for _, hint := range candidate.CapabilityHints {
+			if hint == "WEB_RESEARCH" {
+				t.Fatalf("creative request %q unexpectedly selected web research: %+v", message, candidate)
+			}
+		}
+	}
+}
+
+func TestInterpretCreativeRequestDoesNotRequireExternalEvidence(t *testing.T) {
+	utterance := interaction.HumanUtterance{Content: "нарисуй круг"}
+	result, err := InterpretUtterance(utterance, nil, nil, time.Now())
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Logf("semantic result=%+v", result)
+	if result.Interpretation.SpeechAct == interaction.SpeechActQuestion || containsString(result.CapabilityHints, "WEB_RESEARCH") {
+		t.Fatalf("creative request was routed as external research: %+v", result)
+	}
+	if got := CreativeDeterministicReply("нарисуй круг"); got != "◯" {
+		t.Fatalf("circle reply = %q", got)
+	}
+	if !IsCreativeRequest("расскажи сказку о колобке") {
+		t.Fatal("story request was not recognized as creative")
+	}
+	if got := CreativeFallbackReply("расскажи сказку о колобке"); !strings.Contains(got, "Колоб") {
+		t.Fatalf("story fallback = %q", got)
+	}
+}
+
+func containsString(values []string, expected string) bool {
+	for _, value := range values {
+		if value == expected {
+			return true
+		}
+	}
+	return false
+}
+
 func TestLocationContextReply(t *testing.T) {
 	if got := LocationContextReply("я сейчас в Москве"); got != "Запомнил: сейчас вы в Москве." {
 		t.Fatalf("unexpected location reply %q", got)