@@ -9,6 +9,7 @@ "website/internal/config"
 	"website/internal/log"
 
 	"github.com/benpate/digit"
+	"github.com/kevinpollet/nego"
 	"github.com/pkg/errors"
 )
 
@@ -22,7 +23,7 @@ func canonicalisePath(path string) (cPath string, differs bool) {
 	cPath = path
 	if strings.HasSuffix(path, "/index.html") {
 		cPath, differs = strings.CutSuffix(path, "index.html")
-	} else if !strings.HasSuffix(path, "/") && files[path+"/"] != (File{}) {
+	} else if !strings.HasSuffix(path, "/") && files[path+"/"] != nil {
 		cPath, differs = path+"/", true
 	}
 
@@ -67,7 +68,7 @@
 			return nil
 		}
 		file := GetFile(urlPath)
-		if file == (File{}) {
+		if file == nil {
 			return &HTTPError{
 				Message: "File not found",
 				Code:    http.StatusNotFound,
@@ -79,8 +80,15 @@ w.Header().Add("Content-Security-Policy", cfg.CSP.String())
 		for k, v := range cfg.Extra.Headers {
 			w.Header().Add(k, v)
 		}
-
-		http.ServeFile(w, r, files[urlPath].filename)
+		enc := nego.NegotiateContentEncoding(r, "br", "gzip")
+		switch enc {
+		case "", "identity":
+			http.ServeFile(w, r, files[urlPath].filename)
+		case "br", "gzip":
+			w.Header().Add("Content-Encoding", enc)
+			w.Header().Add("Content-Type", file.contentType)
+			http.ServeFile(w, r, files[urlPath].alternatives[enc])
+		}
 
 		return nil
 	}))