feat: 完全支持 mac Intel 环境

抽离 Intel 专用包、connector 与跨架构语音库
修改 publish 脚本，发布先落草稿
修复重装依赖后 Electron 二进制缺失

tests/unit/ensure-electron-binary.test.ts

@@ -0,0 +1,53 @@
+import { createRequire } from 'module'
+import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from 'fs'
+import { tmpdir } from 'os'
+import { join } from 'path'
+import { afterAll, describe, expect, it } from 'vitest'
+
+const nodeRequire = createRequire(import.meta.url)
+const { isElectronBinaryInstalled } = nodeRequire('../../scripts/ensure-electron-binary.cjs') as {
+  isElectronBinaryInstalled: (packageRoot: string) => boolean
+}
+
+const root = mkdtempSync(join(tmpdir(), 'wxe-electron-binary-'))
+
+function fixture(name: string, pathTxt: string | null, executable: string | null): string {
+  const packageRoot = join(root, name)
+  mkdirSync(packageRoot, { recursive: true })
+  if (pathTxt !== null) writeFileSync(join(packageRoot, 'path.txt'), pathTxt)
+  if (executable !== null) {
+    const file = join(packageRoot, 'dist', executable)
+    mkdirSync(join(packageRoot, 'dist', ...executable.split('/').slice(0, -1)), { recursive: true })
+    writeFileSync(file, 'fixture')
+  }
+  return packageRoot
+}
+
+describe('electron binary readiness', () => {
+  afterAll(() => rmSync(root, { recursive: true, force: true }))
+
+  it('treats an empty shell as not installed', () => {
+    // electron@43 ships no postinstall hook, so pnpm install leaves exactly this.
+    expect(isElectronBinaryInstalled(fixture('empty-shell', null, null))).toBe(false)
+  })
+
+  it('does not trust path.txt when the executable is missing', () => {
+    const packageRoot = fixture('half-installed', 'Electron.app/Contents/MacOS/Electron', null)
+    expect(isElectronBinaryInstalled(packageRoot)).toBe(false)
+  })
+
+  it('accepts a completed install', () => {
+    const packageRoot = fixture(
+      'installed',
+      'Electron.app/Contents/MacOS/Electron',
+      'Electron.app/Contents/MacOS/Electron'
+    )
+    expect(isElectronBinaryInstalled(packageRoot)).toBe(true)
+  })
+
+  it('rejects blank paths and missing package roots', () => {
+    expect(isElectronBinaryInstalled(fixture('blank-path', '   ', 'Electron'))).toBe(false)
+    expect(isElectronBinaryInstalled('')).toBe(false)
+    expect(isElectronBinaryInstalled(join(root, 'does-not-exist'))).toBe(false)
+  })
+})