fix(helm): allow self-signed ssl (#5446)

dev/helm/values.yaml

@@ -32,6 +32,16 @@ readinessProbe:
     path: /healthz
     port: http
 
+startupProbe:
+  initialDelaySeconds: 15
+  periodSeconds: 5
+  timeoutSeconds: 5
+  successThreshold: 1
+  failureThreshold: 60
+  httpGet:
+    path: /healthz
+    port: http
+
 podSecurityContext: {}
   # fsGroup: 2000
 
@@ -104,7 +114,10 @@ sideload:
 
 ## This will override the postgresql chart values
 # externalPostgresql:
-#   databaseURL: postgresql://postgres:postgres@postgres:5432/wiki?sslmode=require
+#   # note: ?sslmode=require => ?ssl=true
+#   databaseURL: postgresql://postgres:postgres@postgres:5432/wiki?ssl=true
+#   # For self signed CAs, like DigitalOcean
+#   NODE_TLS_REJECT_UNAUTHORIZED: "0"
 
 ## Configuration values for the postgresql dependency.
 ## ref: https://github.com/kubernetes/charts/blob/master/stable/postgresql/README.md