postgresql: version 13 (by default)

Author: vitabaks

README.md

@@ -77,7 +77,7 @@ RedHat and Debian based distros (x86_64)
 ###### PostgreSQL versions: 
 all supported PostgreSQL versions
 
-:white_check_mark: tested, works fine: `PostgreSQL 9.6, 10, 11, 12`
+:white_check_mark: tested, works fine: `PostgreSQL 9.6, 10, 11, 12, 13`
 
 _Table of results of daily automated testing of cluster deployment:_
 | Distribution | Test result |

vars/main.yml

@@ -60,7 +60,7 @@ patroni_etcd_hosts: []
 
 
 # PostgreSQL variables
-postgresql_version: "12"
+postgresql_version: "13"
 # postgresql_data_dir: see vars/Debian.yml or vars/RedHat.yml
 postgresql_port: "5432"
 postgresql_encoding: "UTF8"  # for bootstrap only (initdb)