Function handleZoomOut

web/components/file-viewer/ImageViewer.tsx:19–19

()

  const handleZoomIn = () => setZoom((z) => Math.min(z * 1.25, 8));
  const handleZoomOut = () => setZoom((z) => Math.max(z / 1.25, 0.1));
  const handleFitToggle = () => {
    setFitMode((m) => (m === "fit" ? "actual" : "fit"));
    setZoom(1);