添加快速进入编译环境脚本

quickstart/macOS/x86_64/prepare.sh

@@ -0,0 +1,24 @@
+#!/bin/bash
+
+set -exu
+__DIR__=$(
+  cd "$(dirname "$0")"
+  pwd
+)
+__PROJECT__=$(
+  cd ${__DIR__}/../
+  pwd
+)
+cd ${__PROJECT__}
+
+export PATH=${__PROJECT__}/bin/runtime:$PATH
+
+composer config -g repo.packagist composer https://mirrors.aliyun.com/composer/
+
+chmod +x bin/spc
+
+./bin/spc fetch --all --debug
+
+./bin/spc list-ext
+
+./bin/spc build "bcmath,openssl,tokenizer,sqlite3,pdo,pdo_sqlite,ftp,curl" --cc=clang --cxx=clang++  --debug