Strip content-encoding from proxied responses

Bun decompresses gzip responses internally but leaves the
Content-Encoding: gzip header, causing browsers to fail trying
to decompress already-decompressed content.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/server.ts

@@ -38,6 +38,11 @@ function proxyFetch(req: Request): Promise<Response> | Response {
     headers,
     body: hasBody ? req.body : undefined,
     unix: SOCKET_PATH,
+  }).then((r) => {
+    const respHeaders = new Headers(r.headers)
+    respHeaders.delete('content-encoding')
+    respHeaders.delete('content-length')
+    return new Response(r.body, { status: r.status, headers: respHeaders })
   }).catch((e) => {
     console.error('Proxy error:', e)
     return new Response('Tronbyt server is not responding', { status: 502 })