split up admin / sub handler

handler/middleware_common.go

@@ -0,0 +1,13 @@
+package handler
+
+import (
+	"log"
+	"net/http"
+)
+
+func (c *Controller) WithLogging(next http.HandlerFunc) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		log.Printf("connection from `%s` for `%s`", r.RemoteAddr, r.URL)
+		next.ServeHTTP(w, r)
+	}
+}