Keep recovery handoffs available after publication cancellation

internal/gotool/recovery_test.go

@@ -0,0 +1,22 @@
+package gotool
+
+import (
+	"path/filepath"
+	"testing"
+)
+
+func TestRecoveryFallbackExecutableLifetime(t *testing.T) {
+	for _, test := range []struct {
+		path      string
+		temporary bool
+	}{
+		{filepath.Join("tmp", "go-build123456", "b001", "exe", "releasekit"), true},
+		{filepath.Join("cache", "go-build", "hash-d", "releasekit"), false},
+		{filepath.Join("tmp", "tools", "releasekit"), false},
+		{filepath.Join("workspace", "go-build-project", "b001", "exe", "releasekit"), false},
+	} {
+		if got := TemporaryExecutable(test.path); got != test.temporary {
+			t.Errorf("temporary executable %q = %t, want %t", test.path, got, test.temporary)
+		}
+	}
+}