mermaid-subgraph-test.mmd

flowchart TD
   


    subgraph Schedule
      rt0-->rt1
      rt1-->rt2
      rt2-->rt3
    end

    subgraph Ordering
      or0-->or1
      or1-->or2
      or2-->or3
      or3-->or4
    end

    subgraph Referal
      r1-->r2
      r2-->r3
    end
     
    subgraph provider login
      dep0
    end
     
     or2-->rt1
     or3-->rt1
     or3-->r2
     or2-->r2
     dep0-->r1
     dep0-->or0