direnv: Install node local version and load it in the env

.envrc

set -e

export VOLTA_HOME="$PWD/.volta"
export VOLTA_FEATURE_PNPM=1

PATH_add "$VOLTA_HOME/bin"

if ! [ -f "$VOLTA_HOME/bin/volta" ]; then
  curl https://get.volta.sh/ | bash
fi

layout node

package.json

{
  // ...
  "packageManager": "pnpm@10.16.1",
  "volta": {
    "node": "24.8.0",
    "pnpm": "10.16.1"
  }
}