code: def create_layout() -> html.Div:
      children, values = [], []
      # Data analysis tab
      children.append(
          dcc.Tab(
              label="File Manager",
              value="file-manager",
              style=tab_style,
              selected_style=tab_selected_style,
          )
      )
      values.append("file-manager")
      # Anomaly detection tab
      children.append(
          dcc.Tab(
              label="Anomaly Detection",
              value="anomaly",
              style=tab_style,
              selected_style=tab_selected_style,
          )
      )
      values.append("anomaly")
      # Forecasting tab
      children.append(
          dcc.Tab(
              label="Forecasting",
              value="forecasting",
              style=tab_style,
              selected_style=tab_selected_style,
          )
      )
      values.append("forecasting")
  
      layout = html.Div(
          id="app-content",
          children=[
              dcc.Tabs(
                  id="tabs",
                  value=values[0] if values else "none",
                  children=children,
              ),
              html.Div(id="plots"),
          ],
      )
      return layout
  
imports: from dash import dcc
  from dash import html
label_desc: Use image node_id 2 for calling a global function with example usage: create_layout() and returns: layout