add deno issue

apps/deno-bypass/src/bypass2.ts

@@ -0,0 +1,41 @@
+import { serve } from 'https://deno.land/std@0.167.0/http/server.ts';
+
+const handler = async (request: Request): Promise<Response> => {
+  const connection = await Deno.connect({
+    port: 80,
+    hostname: 'www.baidcu.com',
+  });
+
+  //   GET / HTTP/1.1
+  // Host: www.baidu.com
+  // User-Agent: curl/7.83.1
+  // Accept: */*
+  const body2 = new ReadableStream({
+    start(controller) {
+      controller.enqueue(new TextEncoder().encode('GET / HTTP/1.1\r\n'));
+      controller.enqueue(new TextEncoder().encode('Host: www.baidu.com\r\n'));
+      controller.enqueue(
+        new TextEncoder().encode('User-Agent: curl/7.83.1\r\n')
+      );
+      controller.enqueue(new TextEncoder().encode('Accept: */*\r\n\r\n'));
+      controller.close(); // 注释这个就好用
+    },
+    cancel() {},
+  });
+
+  // 或者不用 pipeThrough， 直接write
+  // for await (const chunk of body2) {
+  //   connection.write(chunk);
+  // }
+  // const proxyResp = connection.readable;
+
+  // -----------
+  const proxyResp = body2?.pipeThrough(connection);
+
+  return new Response(proxyResp, {
+    status: 200,
+    headers: {},
+  });
+};
+
+serve(handler, { port: 8080, hostname: '0.0.0.0' });