build script serves install.ps1 too

scripts/build-dssl-package.sh

@@ -0,0 +1,41 @@
+#!/bin/sh
+# rebuilds public/dssl-engine.zip and public/dssl-engine.tar.gz from canonical
+# sources: package/ (docs + installers) and public/ (engine + starter styles).
+# also keeps the served public/install.sh in sync with the packaged one.
+set -eu
+cd "$(dirname "$0")/.."
+
+STAGE="$(mktemp -d)"
+trap 'rm -rf "$STAGE"' EXIT
+
+PKG="$STAGE/dssl-engine"
+mkdir -p "$PKG/dssl" "$PKG/styles" "$PKG/examples"
+
+# the engine itself
+cp public/dssl/boot.js public/dssl/index.js public/dssl/parser.js \
+   public/dssl/resolver.js public/dssl/engine.js public/dssl/utils.js "$PKG/dssl/"
+
+# starter tokens + example stylesheet
+cp public/styles/tokens.dssl "$PKG/styles/"
+cp public/examples/hello.dssl "$PKG/examples/"
+
+# docs + installers + license
+cp package/USAGE.md package/install.sh package/install.ps1 package/LICENSE "$PKG/"
+
+# the served one-liner installers are the packaged installers, always
+cp package/install.sh public/install.sh
+cp package/install.ps1 public/install.ps1
+
+rm -f public/dssl-engine.zip public/dssl-engine.tar.gz
+( cd "$STAGE" \
+  && zip -qr /home/z/my-project/public/dssl-engine.zip dssl-engine \
+  && tar -czf /home/z/my-project/public/dssl-engine.tar.gz dssl-engine )
+
+chmod +x public/install.sh "$PKG/install.sh"
+
+echo "--- built ---"
+ls -la public/dssl-engine.zip public/dssl-engine.tar.gz public/install.sh
+echo "--- zip contents ---"
+unzip -l public/dssl-engine.zip
+echo "--- tarball contents ---"
+tar -tzf public/dssl-engine.tar.gz