fixup unused functions/vars

pkg/hold/pds/records_test.go

@@ -1,12 +1,10 @@
 package pds
 
 import (
-	"context"
 	"os"
 	"path/filepath"
 	"testing"
 
-	"github.com/bluesky-social/indigo/repo"
 	_ "github.com/mattn/go-sqlite3"
 )
 
@@ -607,21 +605,3 @@ func TestRecordsIndex_MultipleCollections(t *testing.T) {
 		t.Errorf("Expected captain count 1 after deleting crew, got %d", count)
 	}
 }
-
-// mockRepo is a minimal mock for testing backfill
-// Note: Full backfill testing requires integration tests with real repo
-type mockRepo struct {
-	records map[string]string // key -> cid
-}
-
-func (m *mockRepo) ForEach(ctx context.Context, prefix string, fn func(string, any) error) error {
-	for k, v := range m.records {
-		if err := fn(k, v); err != nil {
-			if err == repo.ErrDoneIterating {
-				return nil
-			}
-			return err
-		}
-	}
-	return nil
-}