How to use the @jscad/modeling.circle function in @jscad/modeling

const hexagon = []

  for (let i = 0; i < 12; i++) { // -- shell like
    const x = sin(i / 12 * 180) * 10
    const y = cos(i / 12 * 180) * 10
    shell.push(
      translate([x, y, 0], scale(6 - i / 2, circle())) // { center: true }
    )
  }

  const n = 6
  for (let i = 0; i < n; i++) { // -- hexagon chain hulled
    const x = sin(i / n * 360) * 10
    const y = cos(i / n * 360) * 10
    hexagon.push(
      translate([x, y, 0], circle())// { center: true }
    )
  }

  return [
    translate([-20, 0, 0],
      extrudeLinear({ height: 5 }, hullChain(shell))
    ),
    hullChain(shell),
    translate([20, 0, 0],
      union(shell)
    ),

    translate([-25, 40, 0],
      extrudeLinear({ height: 5 }, hullChain({ closed: true }, hexagon))
    ),
    translate([0, 40, 0],

const main = () => {
  return [
    extrudeRotate(translate([4, 0, 0], circle({ r: 1, segments: 30, center: true }))),
    extrudeRotate({ segments: 5 },
      translate([4, 0, 0], circle({ r: 1, segments: 30, center: true }))).translate([0, 10, 0]),
    extrudeRotate({ segments: 30 },
      translate([4, 0, 0], circle({ r: 1, segments: 5, center: true }))).translate([0, 20, 0]),

    extrudeRotate({ segments: 4 }, translate([4, 0, 0], rectangle({ size: [1, 1], center: true })))
      .translate([-10, 0, 0]),
    extrudeRotate({ segments: 4 }, rectangle({ size: [1, 3], center: true }).translate([4, 0, 0]))
      .translate([-20, 0, 0]),
    extrudeRotate({ segments: 3 }, rectangle({ size: [2, 0.5], center: true }).translate([4, 0, 0]))
      .translate([-20, 10, 0]),
    extrudeRotate({ segments: 5 }, rectangle({ size: [1, 1], center: true }).translate([4, 0, 0]))
      .translate([-20, 20, 0]),

    extrudeRotate(polygon({ points: [[0, 0], [2, 1], [1, 2], [1, 3], [3, 4], [0, 5]] }))
      .translate([10, 0, 0]),
    extrudeRotate({ segments: 4 }, polygon({ points: [[0, 0], [2, 1], [1, 2], [1, 3], [3, 4], [0, 5]] }))
      .translate([18, 0, 0])
  ]
}

const main = () => {
  const base = circle({ radius: 4, segments: 4 })
  let geometry3 = extrudeFromSlices(
    {
      numberOfSlices: 5,
      callback: (progress, count, base) => {
        let newshape = circle({ radius: 5 + count, segments: 4 + count })
        let newslice = slice.fromSides(geom2.toSides(newshape))
        newslice = slice.transform(mat4.fromTranslation([0, 0, count * 10]), newslice)
        return newslice
      }
    }, base
  )

  let withHoles = geom2.create(
    [
      [[-10.0, 10.0], [-10.0, -10.0]],
      [[-10.0, -10.0], [10.0, -10.0]],

callback: (progress, count, base) => {
        let newshape = circle({ radius: 5 + count, segments: 4 + count })
        let newslice = slice.fromSides(geom2.toSides(newshape))
        newslice = slice.transform(mat4.fromTranslation([0, 0, count * 10]), newslice)
        return newslice
      }
    }, base