pgagroal 1.3.0

The [pgagroal](https://agroal.github.io/pgagroal/) community is happy to
announce version [1.3.0](https://agroal.github.io/pgagroal/release/announcement/2021/09/07/pgagroal-1.3.0.html).

This release was driven by Junduo Dong ([(at)An-DJ](https://github.com/An-DJ)) and his
[Google Summer of Code](https://summerofcode.withgoogle.com/) project to enhance monitoring
and metrics of pgagroal.

__New features__

* Grafana 8 dashboard
* New Prometheus metrics within client, pooling and internal categories

Various enhancements and bug fixes.

__pgagroal__

[pgagroal](https://agroal.github.io/pgagroal/) is a high-performance protocol-native connection pool for
[PostgreSQL](https://www.postgresql.org/).

__Features__

* High performance
* Connection pool
* Limit connections for users and databases
* Prefill support
* Remove idle connections
* Perform connection validation
* Enable / disable database access
* Graceful / fast shutdown
* Prometheus support
* Grafana 8 dashboard
* Remote management
* Authentication query support
* Failover support
* Transport Layer Security (TLS) v1.2+ support
* Daemon mode
* User vault

Learn more on our [web site](https://agroal.github.io/pgagroal/) or [GitHub](https://github.com/agroal/pgagroal).
Follow on [Twitter](https://twitter.com/pgagroal).

[pgagroal](https://agroal.github.io/pgagroal/) is released under the
[3-clause BSD license](https://opensource.org/licenses/BSD-3-Clause), and is sponsored by [Red Hat](https://www.redhat.com/en).