feat: setup logs retention by max file size

test/activity_persistence_test.go

@@ -108,7 +108,7 @@ func TestActivityPersistence(t *testing.T) {
 			names = append(names, repoType.Method(i).Name)
 		}
 		sort.Strings(names)
-		wanted := []string{"Append", "DeleteOlderThan", "List", "Summary"}
+		wanted := []string{"Append", "DeleteOlderThan", "DeleteOldest", "List", "SizeBytes", "Summary"}
 		if !reflect.DeepEqual(names, wanted) {
 			t.Errorf("expected %v, got %v", wanted, names)
 		}
@@ -375,7 +375,7 @@ func TestActivitySettingsPersistence(t *testing.T) {
 		if settings.RetentionDays != 90 || settings.LastCleanupAt == nil || !settings.LastCleanupAt.Equal(at) || settings.LastCleanupRemoved != 142 {
 			t.Fatalf("unexpected settings %+v", settings)
 		}
-		if err := repo.SaveRetention(0); err != nil {
+		if err := repo.SaveRetention(0, 0); err != nil {
 			t.Fatal(err)
 		}
 		settings, _ = repo.Get()