fix: 自动修复 Electron 二进制安装

- 添加 scripts/fix-electron.sh 自动检测并下载 Electron 二进制
- postinstall 自动运行修复脚本
- 支持 x64/arm64 架构
- npm run fix:electron 可手动触发

scripts/fix-electron.sh

@@ -0,0 +1,38 @@
+#!/bin/bash
+# scripts/fix-electron.sh - 自动修复 Electron 二进制文件
+
+ELECTRON_DIR="node_modules/electron"
+ELECTRON_VERSION=$(node -e "console.log(require('$ELECTRON_DIR/package.json').version)" 2>/dev/null)
+
+if [ -z "$ELECTRON_VERSION" ]; then
+  echo "❌ 未找到 electron 包"
+  exit 1
+fi
+
+# 检查是否已安装
+if [ -f "$ELECTRON_DIR/dist/electron" ]; then
+  echo "✅ Electron v$ELECTRON_VERSION 已安装"
+  exit 0
+fi
+
+echo "⏳ 正在下载 Electron v$ELECTRON_VERSION..."
+
+# 下载
+ARCH=$(uname -m)
+if [ "$ARCH" = "x86_64" ]; then
+  ARCH="x64"
+elif [ "$ARCH" = "aarch64" ]; then
+  ARCH="arm64"
+fi
+
+URL="https://github.com/electron/electron/releases/download/v${ELECTRON_VERSION}/electron-v${ELECTRON_VERSION}-linux-${ARCH}.zip"
+curl -L -o /tmp/electron.zip "$URL"
+
+# 解压
+rm -rf "$ELECTRON_DIR/dist"
+mkdir -p "$ELECTRON_DIR/dist"
+unzip -q /tmp/electron.zip -d "$ELECTRON_DIR/dist/"
+printf 'electron' > "$ELECTRON_DIR/path.txt"
+rm /tmp/electron.zip
+
+echo "✅ Electron v$ELECTRON_VERSION 安装完成"