How to serve hono streamSSE via nginx reverse proxy

2025/07/07 12:40:30 [error] 22#22: *1 upstream sent duplicate header line: "Transfer-Encoding: chunked", previous value: "Transfer-Encoding: chunked" while reading response header from upstream, client: 192.168.65.1, server: localhost, request: "GET /api/v1/robots HTTP/1.1", upstream: "http://192.168.1.120:5002/api/v1/robots", host: "192.168.1.120"