refactor: rename continueResponse back to Continue, remove wrapper

continueResponse was an unnecessary rename of the existing public Continue.
Merge them back into one function returning agentResponse; the Run loop
calls Continue directly. Remove the thin string-adapter wrapper.

pkg/agent/loop.go

@@ -102,7 +102,7 @@ type processOptions struct {
 	SendResponse            bool                     // Whether to send response via bus
 	SuppressToolFeedback    bool                     // Whether to suppress inline tool feedback messages
 	NoHistory               bool                     // If true, don't load session history (for heartbeat)
-	SkipInitialSteeringPoll bool                     // If true, skip the steering poll at loop start (used by continueResponse)
+	SkipInitialSteeringPoll bool                     // If true, skip the steering poll at loop start (used by Continue)
 	Sender                  *providers.MessageSender // Author identity (nil for system/automated messages)
 }
 
@@ -605,7 +605,7 @@ func (al *AgentLoop) Run(ctx context.Context) error {
 							"queue_depth": al.pendingSteeringCountForScope(target.SessionKey),
 						})
 
-					continued, continueErr := al.continueResponse(
+					continued, continueErr := al.Continue(
 						ctx,
 						target.SessionKey,
 						target.Channel,
@@ -637,7 +637,7 @@ func (al *AgentLoop) Run(ctx context.Context) error {
 							"queue_depth": al.pendingSteeringCountForScope(target.SessionKey),
 						})
 
-					continued, continueErr := al.continueResponse(
+					continued, continueErr := al.Continue(
 						ctx,
 						target.SessionKey,
 						target.Channel,

pkg/agent/steering.go

@@ -319,10 +319,10 @@ func (al *AgentLoop) agentForSession(sessionKey string) *AgentInstance {
 	return registry.GetDefaultAgent()
 }
 
-// continueResponse dequeues pending steering messages and runs them through the agent loop.
+// Continue dequeues pending steering messages and runs them through the agent loop.
 // Returns an agentResponse with OnDelivered set for delayed session persistence.
 // If no steering messages are pending, returns an empty agentResponse.
-func (al *AgentLoop) continueResponse(
+func (al *AgentLoop) Continue(
 	ctx context.Context,
 	sessionKey, channel, chatID string,
 ) (agentResponse, error) {
@@ -355,18 +355,6 @@ func (al *AgentLoop) continueResponse(
 	return al.continueWithSteeringMessages(ctx, agent, sessionKey, channel, chatID, steeringMsgs)
 }
 
-// Continue is the public API for resuming an idle agent from external callers.
-// It dequeues pending steering messages and runs them through the agent loop,
-// returning the assistant reply content on success.
-// If no steering messages are pending, it returns an empty string.
-func (al *AgentLoop) Continue(ctx context.Context, sessionKey, channel, chatID string) (string, error) {
-	resp, err := al.continueResponse(ctx, sessionKey, channel, chatID)
-	if err != nil {
-		return "", err
-	}
-	return resp.Content, nil
-}
-
 func (al *AgentLoop) InterruptGraceful(hint string) error {
 	ts := al.getAnyActiveTurnState()
 	if ts == nil {

pkg/agent/steering_test.go

@@ -298,7 +298,7 @@ func TestAgentLoop_Continue_NoMessages(t *testing.T) {
 		t.Fatal("expected provider to be initialized")
 	}
 
-	resp, err := al.continueResponse(context.Background(), "test-session", "test", "chat1")
+	resp, err := al.Continue(context.Background(), "test-session", "test", "chat1")
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}
@@ -331,7 +331,7 @@ func TestAgentLoop_Continue_WithMessages(t *testing.T) {
 
 	al.Steer(providers.Message{Role: "user", Content: "new direction"})
 
-	resp, err := al.continueResponse(context.Background(), "test-session", "test", "chat1")
+	resp, err := al.Continue(context.Background(), "test-session", "test", "chat1")
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}
@@ -1073,9 +1073,9 @@ func TestAgentLoop_Continue_PreservesSteeringMedia(t *testing.T) {
 		t.Fatalf("Steer failed: %v", err)
 	}
 
-	resp, err := al.continueResponse(context.Background(), sessionKey, "test", "chat1")
+	resp, err := al.Continue(context.Background(), sessionKey, "test", "chat1")
 	if err != nil {
-		t.Fatalf("continueResponse failed: %v", err)
+		t.Fatalf("Continue failed: %v", err)
 	}
 	if resp.Content != "ack" {
 		t.Fatalf("expected ack, got %q", resp.Content)
@@ -1587,7 +1587,7 @@ func (w *wrappingProvider) GetDefaultModel() string {
 // a steering continuation sees the previous assistant reply in its LLM context
 // even when OnDelivered has not fired yet (reply not yet in session history).
 // The pending reply is injected via pendingDeliveries/injectPendingDelivery,
-// not via EphemeralPrefix.
+// not via a separate injection mechanism.
 //
 //  1. The steering continuation's LLM call sees the previous assistant reply.
 //  2. Session history does not contain the assistant reply (OnDelivered not called).
@@ -1672,9 +1672,9 @@ func TestContinueResponse_PendingDeliveryVisibleBeforePersistence(t *testing.T)
 		t.Fatalf("pushScope: %v", pushErr)
 	}
 
-	continued, err := al.continueResponse(ctx, sessionKey, channel, chatID)
+	continued, err := al.Continue(ctx, sessionKey, channel, chatID)
 	if err != nil {
-		t.Fatalf("continueResponse: %v", err)
+		t.Fatalf("Continue: %v", err)
 	}
 	if continued.Content != continuationReply {
 		t.Fatalf("continuation reply = %q, want %q", continued.Content, continuationReply)