add basic logging middleware

http-utils.go

@@ -4,7 +4,9 @@ import (
 	"bytes"
 	"encoding/json"
 	"html/template"
+	"log"
 	"net/http"
+	"time"
 )
 
 func HTTPExecuteHTMLTemplate(w http.ResponseWriter, t *template.Template, name string, d any) {
@@ -45,3 +47,11 @@ func HTTPWriteJson(w http.ResponseWriter, code int, obj any) {
 		return
 	}
 }
+
+func LoggingMiddleware(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		start := time.Now()
+		next.ServeHTTP(w, r)
+		log.Printf("%s %s %s", r.Method, r.URL.Path, time.Since(start))
+	})
+}