优化docker

app/api/tts-preview/route.ts

@@ -1,8 +1,8 @@
 import { existsSync, mkdirSync } from "node:fs";
 import { writeFile } from "node:fs/promises";
-import path from "node:path";
 import { NextRequest, NextResponse } from "next/server";
 import { EdgeTTS } from "edge-tts-universal";
+import { getAudioFilePath, getAudioPublicPath } from "@/lib/audio";
 
 export const runtime = "nodejs";
 export const dynamic = "force-dynamic";
@@ -14,14 +14,14 @@ export async function POST(request: NextRequest) {
     const rate = String(body.rate ?? "-10%");
     const text = String(body.text ?? "Hello, welcome to English PK.");
 
-    const audioDirectory = path.join(process.cwd(), "public", "audio", "preview");
+    const audioDirectory = getAudioFilePath("preview");
     if (!existsSync(audioDirectory)) {
       mkdirSync(audioDirectory, { recursive: true });
     }
 
     const fileName = `tts-preview-${Date.now()}.mp3`;
-    const filePath = path.join(audioDirectory, fileName);
-    const publicPath = `/audio/preview/${fileName}`;
+    const filePath = getAudioFilePath("preview", fileName);
+    const publicPath = getAudioPublicPath(`preview/${fileName}`);
 
     const tts = new EdgeTTS(text, voice, { rate });
     const result = await tts.synthesize();