chore: initial commit

- Wails v2 + Go 1.21+ + Vue 3 dark UI
- 3 buttons: Check env (auto-install dsh) / Start dsh web / Stop
- 升级 / 检查版本 一键按钮
- 启动后窗口自动最小化到 Dock
- 顶部 logo 鼠标 hover 显示大图预览
- scripts/: build-mac.sh, build-windows.bat, install-app.sh
- ui-design/: 视觉设计稿 (HTML + tokens)

scripts/build-mac.sh

@@ -0,0 +1,61 @@
+#!/usr/bin/env bash
+# Build dsh-launcher.app for macOS (universal arm64/x86_64).
+#
+# 用法: ./scripts/build-mac.sh
+#
+# 产物: build/bin/dsh-launcher.app
+# 安装: ./scripts/install-app.sh  (拷贝到 /Applications/ + 刷新图标缓存)
+#
+# 注意: Wails v2 跨平台 build 需要在目标平台编译。
+# 想出 Windows 版,必须在 Windows 上跑 scripts/build-windows.bat。
+
+set -euo pipefail
+
+cd "$(dirname "$0")/.."
+
+echo "▶ dsh-launcher · macOS build"
+echo ""
+
+# 1. 基础工具检查
+command -v go >/dev/null 2>&1 || { echo "✗ go not installed"; exit 1; }
+command -v node >/dev/null 2>&1 || { echo "✗ node not installed"; exit 1; }
+command -v npm >/dev/null 2>&1 || { echo "✗ npm not installed"; exit 1; }
+command -v wails >/dev/null 2>&1 || { echo "✗ wails not installed (go install github.com/wailsapp/wails/v2/cmd/wails@latest)"; exit 1; }
+
+GOOS=$(go env GOOS)
+if [[ "${GOOS}" != "darwin" ]]; then
+  echo "✗ must run on macOS (current: ${GOOS})"
+  exit 1
+fi
+
+# 2. 同步前端依赖(版本变更后才需要,但每次跑更稳)
+echo "▶ npm install"
+(cd frontend && npm install)
+
+# 3. 编译
+# -clean: 清掉 build/bin,确保 icns / Info.plist 跟当前源码一致
+# 不带 -platform: 当前平台 + 当前架构
+echo ""
+echo "▶ wails build"
+wails build -clean
+
+# 4. 校验产物
+APP="build/bin/dsh-launcher.app"
+if [[ ! -d "${APP}" ]]; then
+  echo "✗ ${APP} not found"
+  exit 1
+fi
+if [[ ! -f "${APP}/Contents/Resources/iconfile.icns" ]]; then
+  echo "✗ iconfile.icns missing"
+  exit 1
+fi
+
+ICON_SIZE=$(stat -f%z "${APP}/Contents/Resources/iconfile.icns")
+EXE_SIZE=$(stat -f%z "${APP}/Contents/MacOS/dsh-launcher")
+echo ""
+echo "✓ app:    ${APP}"
+echo "  binary: ${EXE_SIZE} bytes"
+echo "  icon:   ${ICON_SIZE} bytes"
+echo ""
+echo "  open: open ${APP}"
+echo "  install: ./scripts/install-app.sh"