fix repeatable migrations

db/routines/R__026_fn_modbus_commands_by_ids.sql

@@ -0,0 +1,15 @@
+create or replace function ems.fn_modbus_commands_by_ids(p_ids int[])
+returns jsonb
+language sql
+stable
+as $fn$
+  select coalesce(
+    jsonb_agg(to_jsonb(m.*) order by m.id),
+    '[]'::jsonb
+  )
+  from ems.modbus_command m
+  where m.id = any(p_ids);
+$fn$;
+
+comment on function ems.fn_modbus_commands_by_ids(int[]) is
+  'Řádky modbus_command pro seznam ID (ověření / journal detail).';