package http import "net/http" // setResponseHeaders is a middleware that accepts a map[string]string of headers:values and sets them for all responses. func setResponseHeaders(headers map[string]string) func(http.Handler) http.Handler { return func(next http.Handler) http.Handler { return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { for header, value := range headers { w.Header().Set(header, value) } next.ServeHTTP(w, r) }) } }