Upgrade postgres chart for Postgres 15.0 (#1176)

charts/postgres/Chart.yaml

@@ -7,6 +7,6 @@ type: application
 maintainers:
   - name: groundhog2k
 
-version: 0.2.22
+version: 0.4.0
 
-appVersion: "13.8"
+appVersion: "15.0"

charts/postgres/README.md

 # PostgreSQL
 
-![Version: 0.3.13](https://img.shields.io/badge/Version-0.3.13-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 14.5](https://img.shields.io/badge/AppVersion-14.5-informational?style=flat-square)
+![Version: 0.4.0](https://img.shields.io/badge/Version-0.4.0-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 15.0](https://img.shields.io/badge/AppVersion-15.0-informational?style=flat-square)
 
 ## Changelog
 
@@ -10,7 +10,7 @@ A Helm chart for PostgreSQL on Kubernetes
 
 ## ⚠️ Warning
 
-There is no automatic database upgrade from PostgreSQL 13.x (Chart version 0.2.x) to PostgreSQL 14.x (Chart version 0.3.x) and deployment will fail when database is PostgreSQL 13.x.
+There is no automatic database upgrade from PostgreSQL 13.x (Chart version 0.2.x) to PostgreSQL 14.x (Chart version 0.3.x) or Postgres 14.x to Postgres 15.x (Chart version 0.4.x) and upgrade deployment will fail in case of a major version change.
 
 ## TL;DR
 

charts/postgres/RELEASENOTES.md

@@ -19,4 +19,5 @@
 | 0.3.11 | 14.5 | Upgraded to Postgres 14.5 |
 | 0.3.12 | 14.5 | Implemented support for custom inline init scripts |
 | 0.3.13 | 14.5 | Implemented support for image.registry option |
+| 0.4.0 | 15.0 | Upgraded to Postgres 15.0 |
 | | | |