Web: change yarn web to run with our server instead of playground (#139725)

* web - first cut `yarn web` via our server

* properly pipe output

* web - remove traces of web playground

* web - remember last opened workspace for convinience

* use vscode-test-web for server less, clean up web commands

* fix comment

* fix `yarn web`

* rename to code-server

* open system browser

* code-server script: use minimist

* test resolver: use ./scripts/code-server

* integartion tests: fix code-server command name

Co-authored-by: Martin Aeschlimann <martinae@microsoft.com>

scripts/code-server.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+if [[ "$OSTYPE" == "darwin"* ]]; then
+	realpath() { [[ $1 = /* ]] && echo "$1" || echo "$PWD/${1#./}"; }
+	ROOT=$(dirname $(dirname $(realpath "$0")))
+else
+	ROOT=$(dirname $(dirname $(readlink -f $0)))
+fi
+
+function code() {
+	cd $ROOT
+
+	# Sync built-in extensions
+	yarn download-builtin-extensions
+
+	# Load remote node
+	yarn gulp node
+
+	NODE=$(node build/lib/node.js)
+
+	NODE_ENV=development \
+	VSCODE_DEV=1 \
+	$NODE ./resources/server/bin-dev/code-server.js "$@"
+}
+
+code "$@"