Add NOTICE for Firefox

suienzan · Jan 13, 2022 · 5f68c49 · 5f68c49
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 A browser extension designed to bypass certain image hash checking systems. It recreate an image with a new hash using canvas.
 
+NOTICE! You need to set `dom.events.asyncClipboard.clipboardItem` to `true` in `about:config` if you use Firefox and enabled the `copy` in extention option. See [ClipboardItem()](https://developer.mozilla.org/en-US/docs/Web/API/ClipboardItem/ClipboardItem).
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 ## Setup
 
 ```bash