small node.js SEA build

README.md

• built on Ubuntu 22.04 with llvm/clang 22

git clone --depth 1 --single-branch git@github.com:nodejs/node.git
cd node
../build.sh
cd ..
node/out/Release/node --build-sea sea-config.json
docker build -t sea .
docker ps -a

IMAGE                                       ID             DISK USAGE   CONTENT SIZE   EXTRA
sea:latest                                  cd98cc1fd630       64.4MB             0B        

docker run -it --rm sea:latest 
hello world

build.sh

#!/usr/bin/env bash
export CC="ccache clang"
export CXX="ccache clang++"
./configure --without-intl --without-sqlite --without-npm --dest-cpu x64 --without-amaro --without-node-options --without-inspector --experimental-enable-pointer-compression --without-report --without-siphash --fully-static
make -j 6

Dockerfile

FROM scratch
ADD sea /sea
CMD ["/sea"]

sea-config.json

{
  "main": "sea.mjs",
  "output": "sea",
  "disableExperimentalSEAWarning": true,
  "useSnapshot": false,
  "useCodeCache": true,
  "mainFormat": "commonjs"
}

sea.mjs

console.log("hello world")