message: Update prepublish script to build both versions
diff: "build:node": "webpack",
  "build:browser": "webpack --env browser",
  "prepackage": "rm -rf dist/*.vsix && rm -rf out/",
  - "vscode:prepublish": "webpack --mode production",
  + "vscode:prepublish": "run-p -l \"build:* --mode production\"",
  "package": "vsce package",
  "postpackage": "mkdir -p dist && mv *.vsix dist",
  "package:install": "code --install-extension dist/*.vsix",
  