retrieve secret from valut

    tasks:
    - name: task
      task:
      - func: cmd
        dvars:
        - name: my_secret
          value: you_will_never_know
          flags:
          - secret
        do:
        - name: print
          cmd: |-
            hello, this is a secrt value: {{.my_secret}}
            hello, this is a secrt value: {{ "my_secret" | fromVault}}
            hello, this is a secrt value: {{ "a_secret_does_not_exist_in_vault" | fromVault}}
    

    loading [Config]:  ./tests/functests/upconfig.yml
    Main config:
                 Version -> 1.0.0
                  RefDir -> ./tests/functests
                 WorkDir -> cwd
              AbsWorkDir -> /up_project/up
                TaskFile -> c0204
                 Verbose -> vvv
              ModuleName -> self
               ShellType -> /bin/sh
           MaxCallLayers -> 8
                 Timeout -> 3600000
     MaxModuelCallLayers -> 256
               EntryTask -> task
      ModRepoUsernameRef -> 
      ModRepoPasswordRef -> 
    work dir: /up_project/up
    -exec task: task
    loading [Task]:  ./tests/functests/c0204
    module: [self], instance id: [dev], exec profile: []
    profile -  envVars:
    
    (*core.Cache)({
    })
    
    Task1: [task ==> task:  ]
    -Step1:
    self: final context exec vars:
    
    (*core.Cache)({
      "up_runtime_task_layer_number": 0
    })
    
    ~SubStep1: [print:  ]
    hello, this is a secrt value: <no value>
    hello, this is a secrt value: you_will_never_know
    hello, this is a secrt value: NotExistInVault