Add NPM package, debs, rpms and refactor CI/build process

Closes many issues that I'll prune after adding more docs
for users.

ci/build/code-server.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env sh
+
+# This script is intended to be bundled into the static releases.
+# Runs code-server with the bundled Node binary.
+
+# More complicated than readlink -f or realpath to support macOS.
+# See https://github.com/cdr/code-server/issues/1537
+bin_dir() {
+  # We read the symlink, which may be relative from $0.
+  dst="$(readlink "$0")"
+  # We cd into the $0 directory.
+  cd "$(dirname "$0")" || exit 1
+  # Now we can cd into the dst directory.
+  cd "$(dirname "$dst")" || exit 1
+  # Finally we use pwd -P to print the absolute path of the directory of $dst.
+  pwd -P || exit 1
+}
+
+BIN_DIR=$(bin_dir)
+exec "$BIN_DIR/../lib/node" "$BIN_DIR/.." "$@"