Restructure project

internal/router/middleware.go

@@ -0,0 +1,13 @@
+package router
+
+import (
+	"github.com/labstack/echo/v4"
+)
+
+func authHeader(next echo.HandlerFunc) echo.HandlerFunc {
+	return func(c echo.Context) error {
+		c.Response().Header().Set("Remote-Groups", c.Request().Header.Get("Remote-Groups"))
+		c.Response().Header().Set("Remote-Name", c.Request().Header.Get("Remote-Name"))
+		return next(c)
+	}
+}