Set content type on response for static file serve

view/files.go

@@ -3,6 +3,7 @@ package view
 import (
 	"local/dndex/config"
 	"local/dndex/storage"
+	"local/simpleserve/simpleserve"
 	"net/http"
 	"path"
 	"strings"
@@ -14,6 +15,7 @@ func files(_ storage.Graph, w http.ResponseWriter, r *http.Request) error {
 		http.NotFound(w, r)
 		return nil
 	}
+	simpleserve.SetContentTypeIfMedia(w, r)
 	switch r.Method {
 	case http.MethodGet:
 		return filesGet(w, r)