gz Support

[diplfranzhoepfinger]

Checklist

• Checked the issue tracker for similar issues to ensure this is not a duplicate.
• Described the feature in detail and justified the reason for the request.
• Provided specific use cases and examples.

Feature description

Hi,

python -m esptool --chip esp32s3 write_flash 0x0 merged-flash.bin.gz

this functionality is missing in the esptool-js over the esptool right ????