refactor: change image layout to enable renovate updates of sidecarts (#955)

* some cleanup for common (+6 squashed commit)

Squashed commit:

[43a501de8] bump sogo

[62c009b63] some tryouts

[6840fafdb] try to fix rendering of new format

[003d3c81b] move seperate apps to new format and fix mistake in common

[752ae2c68] more work on the image refactor

[edfc28533] refactor common images

* sogo scale differently

* slight release build fix

* fix issues with release script and multiple tags

charts/stable/nextcloud/SCALE/ix_values.yaml

@@ -9,6 +9,11 @@ image:
   pullPolicy: IfNotPresent
   tag: 22.1.1
 
+postgresqlImage:
+  repository: postgres
+  pullPolicy: IfNotPresent
+  tag: 13.4-alpine
+
 strategy:
   type: Recreate
 
@@ -43,7 +48,7 @@ envValueFrom:
 
 initContainers:
   init-postgresdb:
-    image: postgres:13.1
+    image: "{{ .Values.postgresqlImage.repository}}:{{ .Values.postgresqlImage.tag }}"
     command:
       - "sh"
       - "-c"
@@ -56,7 +61,6 @@ initContainers:
             name: dbcreds
             key: plainhost
 
-
 # -- Probe configuration
 # -- [[ref]](https://kubernetes.io/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes/)
 # @default -- See below

charts/stable/nextcloud/values.yaml

@@ -5,6 +5,11 @@ image:
   pullPolicy: IfNotPresent
   tag: 22.1.1
 
+postgresqlImage:
+  repository: postgres
+  pullPolicy: IfNotPresent
+  tag: "13.1"
+
 strategy:
   type: Recreate
 
@@ -69,7 +74,7 @@ persistence:
 
 initContainers:
   init-postgresdb:
-    image: postgres:13.1
+    image: "{{ .Values.postgresqlImage.repository}}:{{ .Values.postgresqlImage.tag }}"
     command:
       - "sh"
       - "-c"