Update README.md

Author: vitabaks

README.md

@@ -68,11 +68,12 @@ Written in Go. Cybertec Schönig & Schönig GmbH https://www.cybertec-postgresql
 RedHat and Debian based distros (x86_64)
 
 ###### Minimum OS versions:
-- CentOS: 7
-- Ubuntu: 18.04
 - Debian: 9
+- Ubuntu: 18.04
+- CentOS: 7
+- OracleLinux 7
 
-:white_check_mark: tested, works fine: `Debian 9/10, Ubuntu 18.04/20.04, CentOS 7.x/8.x`
+:white_check_mark: tested, works fine: `Debian 9/10, Ubuntu 18.04/20.04, CentOS 7/8, OracleLinux 7`
 
 ###### PostgreSQL versions: 
 all supported PostgreSQL versions
@@ -82,15 +83,17 @@ all supported PostgreSQL versions
 _Table of results of daily automated testing of cluster deployment:_
 | Distribution | Test result |
 |--------------|:----------:|
-| CentOS 7     | [![GitHub Workflow Status](https://img.shields.io/github/workflow/status/vitabaks/postgresql_cluster/scheduled%20PostgreSQL%20(CentOS%207))](https://github.com/vitabaks/postgresql_cluster/actions?query=workflow%3A%22scheduled+PostgreSQL+%28CentOS+7%29%22) |
-| CentOS 8     | [![GitHub Workflow Status](https://img.shields.io/github/workflow/status/vitabaks/postgresql_cluster/scheduled%20PostgreSQL%20(CentOS%208))](https://github.com/vitabaks/postgresql_cluster/actions?query=workflow%3A%22scheduled+PostgreSQL+%28CentOS+8%29%22) |
 | Debian 9     | [![GitHub Workflow Status](https://img.shields.io/github/workflow/status/vitabaks/postgresql_cluster/scheduled%20PostgreSQL%20(Debian%209))](https://github.com/vitabaks/postgresql_cluster/actions?query=workflow%3A%22scheduled+PostgreSQL+%28Debian+9%29%22) |
 | Debian 10    | [![GitHub Workflow Status](https://img.shields.io/github/workflow/status/vitabaks/postgresql_cluster/scheduled%20PostgreSQL%20(Debian%2010))](https://github.com/vitabaks/postgresql_cluster/actions?query=workflow%3A%22scheduled+PostgreSQL+%28Debian+10%29%22) |
 | Ubuntu 18.04 | [![GitHub Workflow Status](https://img.shields.io/github/workflow/status/vitabaks/postgresql_cluster/scheduled%20PostgreSQL%20(Ubuntu%2018.04))](https://github.com/vitabaks/postgresql_cluster/actions?query=workflow%3A%22scheduled+PostgreSQL+%28Ubuntu+18.04%29%22) |
 | Ubuntu 20.04 | [![GitHub Workflow Status](https://img.shields.io/github/workflow/status/vitabaks/postgresql_cluster/scheduled%20PostgreSQL%20(Ubuntu%2020.04))](https://github.com/vitabaks/postgresql_cluster/actions?query=workflow%3A%22scheduled+PostgreSQL+%28Ubuntu+20.04%29%22) |
+| CentOS 7     | [![GitHub Workflow Status](https://img.shields.io/github/workflow/status/vitabaks/postgresql_cluster/scheduled%20PostgreSQL%20(CentOS%207))](https://github.com/vitabaks/postgresql_cluster/actions?query=workflow%3A%22scheduled+PostgreSQL+%28CentOS+7%29%22) |
+| CentOS 8     | [![GitHub Workflow Status](https://img.shields.io/github/workflow/status/vitabaks/postgresql_cluster/scheduled%20PostgreSQL%20(CentOS%208))](https://github.com/vitabaks/postgresql_cluster/actions?query=workflow%3A%22scheduled+PostgreSQL+%28CentOS+8%29%22) |
+| Oracle Linux 7 | [![GitHub Workflow Status](https://img.shields.io/github/workflow/status/vitabaks/postgresql_cluster/scheduled%20PostgreSQL%20(OracleLinux%207))](https://github.com/vitabaks/postgresql_cluster/actions/workflows/schedule_pg_oracle_linux7.yml) |
+
 
 ###### Ansible version 
-This has been tested on Ansible 2.7.х, 2.8.х, 2.9.х
+This has been tested on Ansible 2.7, 2.8, 2.9, 2.10
 
 ## Requirements
 This playbook requires root privileges or sudo.