forked from gronod/squeezelite-esp32
* upload firmware image: `curl -vF 'data=@./someFirmwareImage.bin' http://localhost:9000/plugins/SqueezeESP32/firmware/upload` (or the JS equivalent, using multipart form data * receive response: `{"url":"http://192.168.0.63:9000/plugins/SqueezeESP32/firmware/squeezelite-esp32-upload-b0w7mn.bin", "size":2463375}` * install firmware from temporary URL returned * uploads are removed after 15 minutes or upon LMS restart