ui: rename learner-facing 'knowledge context' copy to 'graph context' (components + render tests)

components/activity-dock.tsx

@@ -329,7 +329,7 @@ function ActivityBlobRow({
 					: blob.jobKind === "visual"
 						? "Figure maker"
 						: blob.jobKind === "graph-context"
-							? "Knowledge context"
+							? "Graph context"
 							: "Sub-agent";
 	return (
 		<div

components/artifacts/dispatch-card.tsx

@@ -23,7 +23,7 @@ const KIND_LABEL: Record<JobKind, string> = {
 	visual: "Figure agent",
 	// The injection is server-initiated — it has no tool part, so never a
 	// dispatch card. The entry exists only for the exhaustive record.
-	"graph-context": "Knowledge context",
+	"graph-context": "Graph context",
 };
 
 export function DispatchCard({ toolCallId, kind }: { toolCallId: string; kind: JobKind }) {

components/graph-context-control.tsx

@@ -45,7 +45,7 @@ export function GraphContextControl({
 	return (
 		<div data-testid={testId} className="flex items-center gap-2 text-xs text-muted-foreground">
 			<BookOpenIcon className="size-3 shrink-0" />
-			<span className="shrink-0">Knowledge context</span>
+			<span className="shrink-0">Graph context</span>
 			<input
 				type="range"
 				min={0}

components/graph-context-marker.tsx

@@ -47,8 +47,8 @@ export function GraphContextMarker({
 	}, [open]);
 
 	const summary = data
-		? `Knowledge context — ~${formatTokens(data.tokens)} · ${data.propositions.length} propositions`
-		: "Knowledge context";
+		? `Graph context — ~${formatTokens(data.tokens)} · ${data.propositions.length} propositions`
+		: "Graph context";
 
 	return (
 		<div ref={ref} data-testid={testId} className="relative flex items-center justify-center py-1">