web: Rewrite /favicon.ico -> /assets/favicon.ico

1 files changed, 12 insertions, 0 deletions

diff --git a/web/web.go b/web/web.go
index f76db8e..0f82148 100644
--- a/web/web.go
+++ b/web/web.go
@@ -4,6 +4,7 @@ package web
 import (
 	"embed"
 	"net/http"
+	"net/url"
 	"strings"
 	"time"
 )
@@ -37,6 +38,17 @@ func ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	// rewrite /favicon.ico -> /assets/favicon.ico
+	if r.URL.Path == "/favicon.ico" {
+		r2 := new(http.Request)
+		*r2 = *r
+		r2.URL = new(url.URL)
+		*r2.URL = *r.URL
+		r2.URL.Path = "/assets/favicon.ico"
+		r2.URL.RawPath = r2.URL.Path
+		r = r2
+	}
+
 	// this handles range requests, etags, time, etc
 	http.FileServer(http.FS(Assets)).ServeHTTP(w, r)
 }