初始提交：短剧库源码（含转码优化 ultrafast）

scripts/启动剧库.command

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+set -euo pipefail
+cd "$(dirname "$0")/.."
+case "$(uname -m)" in
+  arm64) binary="./dist/juku_darwin_arm64" ;;
+  x86_64) binary="./dist/juku_darwin_amd64" ;;
+  *) echo "不支持的 macOS 架构，请使用 go run ."; exit 1 ;;
+esac
+if [ ! -x "$binary" ]; then
+  echo "找不到可执行程序，请先在项目目录运行 ./scripts/build.sh。"
+  exit 1
+fi
+exec "$binary" "$@"