logger.error("Failed to write an image file: {}", fileName, e);
            throwValidationError(messages -> messages.addErrorsFailedToWriteDesignImageFile(GLOBAL), this::asListHtml);
        }
        return redirect(getClass());
    }

    private boolean checkFileType(final String fileName, final String[] exts) {
        if (fileName == null) {
            return false;
        }

                    out.write(in);
                }
            });
        }
        throwValidationError(messages -> messages.addErrorsCouldNotFindLogFile(GLOBAL, filename), this::asIndexHtml);
        return redirect(getClass()); // no-op
    }

    /**
     * Gets a list of log file items for display in the admin interface.
     *
     * @return list of maps containing log file information (id, name, lastModified, size)

        failureUrlService.getFailureUrl(id).alwaysPresent(entity -> {
            failureUrlService.delete(entity);
            saveInfo(messages -> messages.addSuccessCrudDeleteCrudTable(GLOBAL));
        });
        return redirect(getClass());
    }

    /**
     * Deletes all failure URL records that match the current search criteria.
     *
     * @return HTML response redirecting to the failure URL list page
     */
    @Execute

        jobLogService.getJobLog(id).alwaysPresent(entity -> {
            jobLogService.delete(entity);
            saveInfo(messages -> messages.addSuccessCrudDeleteCrudTable(GLOBAL));
        });
        return redirect(getClass());
    }

    /**
     * Deletes all job logs.
     *
     * @return HTML response after deletion
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse deleteall() {

            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    /**
     * Updates an existing file authentication.
     *
     * @param form the edit form
     * @return HTML response after update
     */
    @Execute

            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    /**
     * Updates an existing request header item.
     *
     * @param form the edit form containing the updated item data

            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    /**
     * Updates an existing label type.
     *
     * @param form the edit form
     * @return HTML response after update
     */
    @Execute
    @Secured({ ROLE })

     * This method performs authentication checks and sets up the necessary
     * form parameters and rendering data for the help page display.
     *
     * @return HtmlResponse containing the rendered help page or redirect to login if authentication is required
     */
    @Execute
    public HtmlResponse index() {
        if (isLoginRequired()) {
            return redirectToLogin();
        }

    }

    /**
     * Gets the redirect response to the login page.
     *
     * @param response The original response.
     * @return The redirect response.
     */
    public HtmlResponse getRedirectResponseToLogin(final HtmlResponse response) {
        return response;
    }

    /**
     * Gets the redirect response to the root page.
     *

		log.Printf("%s %s", r.Method, r.RequestURI)
		if r.RequestURI != "/" {
			http.NotFound(w, r)
			return
		}
		if clientSec != "" {
			http.Redirect(w, r, config.AuthCodeURL(state), http.StatusFound)
		} else {
			http.Redirect(w, r, implicitFlowURL(config, state), http.StatusFound)
		}
	})

	http.HandleFunc("/oauth2/callback", func(w http.ResponseWriter, r *http.Request) {