nginx-lua-reverse-proxy-example.conf

server {
  listen  0.0.0.0:3001;

  location / {
     rewrite_by_lua_block {
       local cookie_value = ngx.req.get_headers()["Cookie"]
       if cookie_value ~= nil then
         local jwt = cookie_value:match("access_token=([^ ]+)")
         ngx.req.set_header("Authorization", "Bearer " .. jwt)
       end
       ngx.req.clear_header("Cookie")
     }
     proxy_pass http://0.0.0.0:3000;
  }
}