Fix content-type header in /status response

Fixes #20

response/response.go

@@ -2,6 +2,7 @@ package response
 
 import (
 	"fmt"
+	"github.com/sharat87/httpbun/util"
 	"net/http"
 )
 
@@ -19,6 +20,14 @@ func New(status int, header http.Header, body []byte) Response {
 	}
 }
 
+func JSON(status int, header http.Header, body map[string]any) Response {
+	if header == nil {
+		header = http.Header{}
+	}
+	header.Set("Content-Type", "application/json")
+	return New(status, header, util.ToJsonMust(body))
+}
+
 func BadRequest(message string, vars ...any) Response {
 	return New(http.StatusBadRequest, nil, []byte(fmt.Sprintf(message, vars...)))
 }

routes/routes.go

@@ -153,17 +153,16 @@ func handleStatus(ex *exchange.Exchange) response.Response {
 		status = codes[0]
 	}
 
-	ex.ResponseWriter.WriteHeader(status)
 	acceptHeader := ex.HeaderValueLast("Accept")
 
 	if acceptHeader == c.TextPlain {
 		return response.New(status, nil, []byte(http.StatusText(status)))
 
 	} else {
-		return response.New(status, nil, util.ToJsonMust(map[string]any{
+		return response.JSON(status, nil, map[string]any{
 			"code":        status,
 			"description": http.StatusText(status),
-		}))
+		})
 
 	}
 }