unfetch
v5.0.0 fetch polyfill xhr ajax
test
eslint && tsc -p . --noEmit && NODE_OPTIONS=--experimental-vm-modules jest
build
microbundle src/index.mjs -f cjs,esm,umd && microbundle polyfill/polyfill.mjs -o polyfill/index.js -f cjs --no-sourcemap
prepare
npm run -s build
release
cross-var npm run build -s && cross-var git commit -am $npm_package_version && cross-var git tag $npm_package_version && git push && git push --tags && npm publish