Build with gradle
export GHIDRA_INSTALL_DIR=/opt/ghidra/
gradle
Put the ./dist/ghidra_9.1_DEV_20200613_esp32_flash_loader.zip Into /opt/ghidra/Extensions/Ghidra/ Then enable the extension
TODO, Use Dockerfile from here https://github.com/blacktop/docker-ghidra to build the extension
If loading an elf file, load svd manually before doing analysis