fix(treeshake-server): fix Buffer to BodyInit assignment error in Response

Co-Authored-By: [TMates] <tmates@bytedance.com>

Author: zhoushaw

packages/treeshake-server/src/frontend/embeddedAdapter.ts

@@ -69,7 +69,7 @@ export function createEmbeddedFrontendAdapter(
         const stat = await fs.promises.stat(filePath);
         if (stat.isFile()) {
           const buf = await fs.promises.readFile(filePath);
-          return new Response(buf, {
+          return new Response(new Uint8Array(buf), {
             status: 200,
             headers: { 'Content-Type': contentTypeByExt(filePath) },
           });
@@ -89,7 +89,7 @@ export function createEmbeddedFrontendAdapter(
     }
     try {
       const buf = await fs.promises.readFile(fallbackPath);
-      return new Response(buf, {
+      return new Response(new Uint8Array(buf), {
         status: 200,
         headers: { 'Content-Type': contentTypeByExt(fallbackPath) },
       });

packages/treeshake-server/src/http/routes/static.ts

@@ -28,7 +28,7 @@ async function serveLocalFile(c: any, rootDir: string) {
   }
   try {
     const buf = await fs.promises.readFile(filePath);
-    return new Response(buf, {
+    return new Response(new Uint8Array(buf), {
       status: 200,
       headers: { 'Content-Type': contentTypeByExt(filePath) },
     });