fix migration for empty counters table

migrations/20231113151937_giveCountersIds.js

@@ -19,12 +19,12 @@ exports.up = async function(knex) {
 
   // awfulllllllllllllll
   const rows = await knex('counters').select('*');
-  await knex('counters_').insert(rows);
+  if (rows.length > 0) await knex('counters_').insert(rows);
 
   await knex.schema
     .dropTable('counters')
     .renameTable('counters_', 'counters');
-  
+ 
   await knex.schema
     .alterTable('counterUserLink', table => {
       table.integer('id').references('id').inTable('counters');