feat(nocodb): handle db timezone for pg

packages/nocodb/src/models/Model.ts

@@ -489,8 +489,12 @@ export default class Model implements TableType {
             // e.g. 2022-01-01T10:00:00.000Z -> 2022-01-01 10:00:00
             val = dayjs(val).utc().format('YYYY-MM-DD HH:mm:ss');
           } else if (isPg) {
+            // convert to local time
             // e.g. 2023-01-01T12:00:00.000Z -> 2023-01-01 20:00:00+08:00
-            val = dayjs(val).format('YYYY-MM-DD HH:mm:ssZ');
+            // convert to db timezone
+            val = knex.raw(`? AT TIME ZONE CURRENT_SETTING('timezone')`, [
+              dayjs(val).format('YYYY-MM-DD HH:mm:ssZ'),
+            ]);
           } else if (isMssql) {
             // e.g. 2023-05-10T08:49:32.000Z -> 2023-05-10 08:49:32-08:00
             val = dayjs(val).utc().format('YYYY-MM-DD HH:mm:ssZ');