input: Write a python function to generate a cube mesh using a parameter for the height.
  assert generate_cube_mesh(2) == "Success"
  assert generate_cube_mesh(3) == "Success"
  assert generate_cube_mesh(1) == "Success"
output: def generate_cube_mesh(height):
      if height < 1:
          return "Height must be at least 1"
      
      vertices = []
      indices = []
      
      # Generate vertices
      for z in range(2):
          for y in range(2):
              for x in range(2):
                  vertices.append((x * height, y * height, z * height))
      
      # Generate indices
      indices = [
          (0, 1, 2), (1, 3, 2), # Bottom face
          (4, 5, 6), (5, 7, 6), # Top face
          (0, 1, 4), (1, 5, 4), # Front face
          (2, 3, 6), (3, 7, 6), # Back face
          (0, 2, 4), (2, 6, 4), # Left face
          (1, 3, 5), (3, 7, 5)  # Right face
      ]
      
      return "Success"