reinstate posixuid

Author: davehadley

charts/workflows-cluster/staging-values.yaml

@@ -94,9 +94,9 @@ authenticationConfiguration:
           prefix: "oidc:"
         uid:
           claim: fedid
-        # extra:
-        # - key: 'workflows.diamond.ac.uk/posixuid'
-        #   valueExpression: 'string(claims.posix_uid)'
+        extra:
+        - key: 'workflows.diamond.ac.uk/posixuid'
+          valueExpression: 'string(claims.posix_uid)'
       userValidationRules:
       - expression: "!user.username.startsWith('system:')"
         message: 'username cannot use reserved system: prefix'