File Handling

manifest.json

{
  "manifest_version": 2,
  "description": "Native FS Demo Editor",
  "name": "Native FS Editor",
  "short_name": "nativefs_ed",
  "start_url": ".",
  "display": "standalone",
  "background_color": "grey",
  "icons": [
    {
      "src": "/icon_192x192.png",
      "sizes": "192x192",
      "type": "image/png"
    },
    {
      "src": "/icon_512x512.png",
      "sizes": "512x512",
      "type": "image/png"
    }
  ],
  "file_handlers": [
    {
      "action": ".",
      "accept": {
        "text/csv": [".csv"]
      }
    },
    {
      "action": ".",
      "accept": {
        "text/plain": [".txt", ".md", ".info", ".log"]
      }
    }
  ]
}