(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/flood/values.yaml

@@ -13,19 +13,6 @@ image:
   # -- image tag
   tag: v4.6.1@sha256:268dc4b4eff08c6c5563b779a1b41370c5c509ff190fe38886a65f65c4174f85
 
-securityContext:
-  privileged: false
-  readOnlyRootFilesystem: false
-  allowPrivilegeEscalation: true
-  runAsNonRoot: true
-
-podSecurityContext:
-  runAsUser: 568
-  runAsGroup: 568
-  fsGroup: 568
-  supplementalGroups: []
-  fsGroupChangePolicy: "OnRootMismatch"
-
 # -- environment variables. See more environment variables in the [flood documentation] (https://github.com/jesec/flood/blob/v4.6.0/config.ts)
 # Note: The environmental variables are not case sensitive (e.g. FLOOD_OPTION_port=FLOOD_OPTION_PORT).
 # @default -- See below
@@ -41,7 +28,6 @@ service:
       main:
         port: 3000
 
-
 # -- Configure persistence settings for the chart under this key.
 # @default -- See values.yaml
 persistence: