Synch

- Add `monitoring` in config, which insert monitoring records in ClickHouse.
- Add email error report config.
- Bug fix.
- Support postgres full etl, need [clickhouse-jdbc-bridge](https://github.com/long2ice/clickhouse-jdbc-bridge).

- Fix bugs in skip database table.
- Fix composite primary key etl.

- Add `VersionedCollapsingMergeTree` support.
- Add `skip_decimal` in config to fix [7690](https://github.com/ClickHouse/ClickHouse/issues/7690).
- Add `auto_create` in config.

- Fix redis sentinel error.
- Fix debug error.
- Fix delete pk error.

- Refactor ClickHouse writer.
- Add `CollapsingMergeTree` support.
- Refactor config file.

- Add more args in `etl`.
- Update etl algorithm prevent stuck since big data.