Add redirect from logout to login

pkg/login.go

@@ -64,6 +64,7 @@ func LogoutHandler() http.Handler {
 		conn := getConn(r)
 		conn.MustExec(r.Context(), "select logout()")
 		http.SetCookie(w, createSessionCookie("", -24*time.Hour))
+		http.Redirect(w, r, "/login", http.StatusSeeOther)
 	})
 }