(feat) Standardise and Harden default app securitycontext (#1028)

* Apply security hardened defaults to values.yaml for all apps

* Add default common securityContext to all apps

* Adjust securityContext defaults in questions.yaml, according to values.yaml

* Add default common podSecurityContext to all apps

* Clean whitespace

* Clean more whitespace

* Adjust podSecurityContext defaults in questions.yaml, according to values.yaml

* fix pgadmin

Co-authored-by: Stavros kois <s.kois@outlook.com>

charts/stable/postgresql/SCALE/ix_values.yaml

@@ -16,7 +16,7 @@ initContainers:
     securityContext:
       runAsUser: 0
       privileged: true
-      allowPrivilegeEscalation: true
+
       runAsNonRoot: false
     command:
       - /bin/sh

charts/stable/postgresql/SCALE/questions.yaml

@@ -96,8 +96,6 @@ questions:
       default: ""
       required: true
 
-
-
   - variable: service
     group: "Networking and Services"
     label: "Configure Service(s)"
@@ -202,7 +200,6 @@ questions:
                               max: 65535
                               default: 36009
 
-
   - variable: serviceexpert
     group: "Networking and Services"
     label: "Show Expert Config"
@@ -615,7 +612,6 @@ questions:
 
 # Include{persistenceList}
 
-
 # Include{ingressList}
 
   - variable: securityContext
@@ -638,12 +634,12 @@ questions:
           label: "Allow Privilege Escalation"
           schema:
             type: boolean
-            default: true
+            default: false
         - variable: runAsNonRoot
           label: "runAsNonRoot"
           schema:
             type: boolean
-            default: false
+            default: true
 
   - variable: podSecurityContext
     group: "Security and Permissions"
@@ -662,7 +658,7 @@ questions:
           description: The groupID this App of the user running the application"
           schema:
             type: int
-            default: 0
+            default: 568
         - variable: fsGroup
           label: "fsGroup"
           description: "The group that should own ALL storage."
@@ -689,6 +685,7 @@ questions:
                 description: "OnRootMismatch"
               - value: "Always"
                 description: "Always"
+
   - variable: resources
     group: "Resources and Devices"
     label: ""
@@ -730,7 +727,6 @@ questions:
                   default: "50Mi"
                   valid_chars: '^([0-9.]+)([EPTGMK]i?|[EPTGMK]?|e[0-9]+)$'
 
-
   - variable: autoscaling
     group: "Resources and Devices"
     label: "(Advanced) Horizontal Pod Autoscaler"