Preserve cancellation after profile lookups

internal/profile/resolving_repository_test.go

@@ -321,6 +321,19 @@ func TestResolvingRepositoryIsFreshAndCancellationAware(t *testing.T) {
 		t.Fatalf("base calls after cancellation = %d, want 2", got)
 	}
 
+	terminalLookup, cancelTerminalLookup := context.WithCancel(context.Background())
+	repo.afterGet = func(id string) {
+		if id == "base" {
+			cancelTerminalLookup()
+		}
+	}
+	if _, err := resolver.GetProfile(terminalLookup, "leaf"); !errors.Is(err, context.Canceled) {
+		t.Fatalf("terminal lookup cancellation error = %v", err)
+	}
+	if got := repo.callCount("base"); got != 3 {
+		t.Fatalf("base calls after terminal cancellation = %d, want 3", got)
+	}
+
 	repo.afterGet = nil
 	var wg sync.WaitGroup
 	errors := make(chan error, 8)