Content Types and Respose fixes for restheadpsec

pkg/restheadspec/handler.go

@@ -695,7 +695,7 @@ func (h *Handler) sendFormattedResponse(w common.ResponseWriter, data interface{
 	if options.CleanJSON {
 		data = h.cleanJSON(data)
 	}
-
+	w.SetHeader("Content-Type", "application/json")
 	// Format response based on response format option
 	switch options.ResponseFormat {
 	case "simple":

pkg/restheadspec/headers.go

@@ -91,6 +91,7 @@ func (h *Handler) parseOptionsFromHeaders(r common.Request) ExtendedRequestOptio
 		AdvancedSQL:    make(map[string]string),
 		ComputedQL:     make(map[string]string),
 		Expand:         make([]ExpandOption, 0),
+		ResponseFormat: "simple", // Default response format
 	}
 
 	// Get all headers