input: 
  def generate_dashboard(x: List[int], y: List[int], title: str, xlabel: str, ylabel: str) -> None:
      """ Generates a data visualization dashboard using Matplotlib.
      >>> generate_dashboard([1, 2, 3, 4, 5], [10, 25, 30, 50, 80], "My Data Visualization Dashboard", 'X-axis', 'Y-axis')
      """
      import matplotlib.pyplot as plt
  
      # Create the figure and set the size
      fig = plt.figure(figsize=(10, 6))
  
      # Configure the plot
      plt.plot(x, y, color='green', marker='o', linestyle='dashed', linewidth=2, markersize=12)
      plt.title(title)
      plt.xlabel(xlabel)
      plt.ylabel(ylabel)
  
      # Show the plot
      plt.show()
  
output:     # Add grid for better readability
      plt.grid(True)
  
      # Add a legend
      plt.legend(['Data'], loc='upper left')
  
      # Save the figure to a file
      plt.savefig('dashboard.png')