fix: 修复构建后 vendor 二进制路径解析错误（ripgrep/audio-capture）

构建后 chunk 文件位于 dist/chunks/（Vite）或 dist/（Bun），vendor 二进制在
dist/vendor/，但 ripgrep 和 audio-capture 的路径解析未考虑 chunks/ 层级，
导致 ENOENT。改用 import.meta.url 路径中 lastIndexOf('dist') 定位 dist 根，
并同步在 build.ts 和 post-build.ts 中添加 ripgrep vendor 文件复制。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

packages/audio-capture-napi/src/index.ts

@@ -1,10 +1,33 @@
 import { createRequire } from 'node:module'
-
+import { dirname, resolve, sep } from 'node:path'
+import { fileURLToPath } from 'node:url'
 // createRequire works in both Bun and Node.js ESM contexts.
 // Needed because this package is "type": "module" but uses require() for
 // loading native .node addons — bare require is not available in Node.js ESM.
 const nodeRequire = createRequire(import.meta.url)
 
+/**
+ * Resolve the "vendor root" directory where native .node binaries live.
+ *
+ * - Dev mode:  import.meta.url → packages/audio-capture-napi/src/index.ts
+ *              → vendor root = <project>/vendor/
+ * - Bun build: import.meta.url → dist/chunk-xxx.js
+ *              → vendor root = <project>/dist/vendor/
+ * - Vite build: import.meta.url → dist/chunks/chunk-xxx.js
+ *              → vendor root = <project>/dist/vendor/
+ */
+function getVendorRoot(): string {
+  const filePath = fileURLToPath(import.meta.url)
+  const dir = dirname(filePath)
+  const parts = dir.split(sep)
+  const distIdx = parts.lastIndexOf('dist')
+  if (distIdx !== -1) {
+    return parts.slice(0, distIdx + 1).join(sep) + sep + 'vendor'
+  }
+  // Dev mode — go up from packages/audio-capture-napi/src/ to project root
+  return resolve(dir, '..', '..', '..', 'vendor')
+}
+
 type AudioCaptureNapi = {
   startRecording(
     onData: (data: Buffer) => void,
@@ -56,15 +79,18 @@ function loadModule(): AudioCaptureNapi | null {
     }
   }
 
-  // Candidates 2-4: npm-install, dev/source, and workspace layouts.
-  // In bundled output, require() resolves relative to cli.js at the package root.
-  // In dev, it resolves relative to this file. When loaded from a workspace
-  // package (packages/audio-capture-napi/src/), we need an absolute path fallback.
+  // Candidates 2-5: resolved vendor path + relative fallbacks.
+  // The primary candidate uses getVendorRoot() to find the correct dist root
+  // regardless of chunk nesting depth. Relative fallbacks cover edge cases.
   const platformDir = `${process.arch}-${platform}`
+  const binaryRel = `audio-capture/${platformDir}/audio-capture.node`
+  const vendorRoot = getVendorRoot()
   const fallbacks = [
-    `./vendor/audio-capture/${platformDir}/audio-capture.node`,
-    `../audio-capture/${platformDir}/audio-capture.node`,
-    `${process.cwd()}/vendor/audio-capture/${platformDir}/audio-capture.node`,
+    resolve(vendorRoot, binaryRel),
+    `./vendor/${binaryRel}`,
+    `../vendor/${binaryRel}`,
+    `../../vendor/${binaryRel}`,
+    `${process.cwd()}/vendor/${binaryRel}`,
   ]
   for (const p of fallbacks) {
     try {