*
     * @param form the login form containing username and password
     * @return the HTML response after login attempt
     */
    @Execute
    public HtmlResponse login(final LoginForm form) {
        validate(form, messages -> {}, () -> asIndexPage(form));
        verifyToken(() -> asIndexPage(form));
        final String username = form.username;
        final String password = form.password;

    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new FessUserNotFoundException with the specified username.
     *
     * @param username the username that was not found
     */
    public FessUserNotFoundException(final String username) {
        super("User is not found: " + username);
    }

    }

    /**
     * Get the proxy username.
     *
     * @return username for the proxy server
     */
    public String getUserName() {
        return userName;
    }

    /**
     * Set the proxy username.
     *
     * @param userName username for the proxy server
     */
    public void setUserName(String userName) {
        this.userName = userName;
    }

    /**

     *
     * @param form the form containing duplicate host data
     * @param username the current username
     * @param currentTime the current timestamp
     * @return optional duplicate host entity
     */
    public static OptionalEntity<DuplicateHost> getEntity(final CreateForm form, final String username, final long currentTime) {
        switch (form.crudMode) {
        case CrudMode.CREATE:

labels.replacement=Reemplazo
labels.sessionId=ID de sesión
labels.sortOrder=Orden de clasificación
labels.updatedBy=Actualizado por
labels.updatedTime=Fecha de actualización
labels.urls=URLs
labels.userAgent=User-Agent
labels.username=Nombre de usuario
labels.value=Valor
labels.versionNo=Número de versión
labels.cronExpression=Programación
labels.dayForCleanup=Eliminar documentos anteriores a la fecha especificada

labels.regex=정규 표현식
labels.regularName=정규 이름
labels.replacement=치환
labels.sessionId=세션 ID
labels.sortOrder=표시 순서
labels.updatedBy=갱신자
labels.updatedTime=갱신 시간
labels.urls=URL
labels.userAgent=사용자 에이전트
labels.username=사용자명
labels.value=값
labels.versionNo=버전 번호
labels.cronExpression=스케줄
labels.dayForCleanup=지정일 이전 문서 삭제
labels.crawlingThreadCount=동시 크롤링 수
labels.boost=부스트 값
labels.crawlingConfigName=이름

Oauth2️⃣ 🔧 👈 👩‍💻 ⚖️ 🛠️ 💪 🔬 💽 👈 🔓 👩‍💻.

✋️ 👉 💼, 🎏 **FastAPI** 🈸 🔜 🍵 🛠️ & 🤝.

, ➡️ 📄 ⚫️ ⚪️➡️ 👈 📉 ☝ 🎑:

* 👩‍💻 🆎 `username` & `password` 🕸, & 🎯 `Enter`.
* 🕸 (🏃‍♂ 👩‍💻 🖥) 📨 👈 `username` & `password` 🎯 📛 👆 🛠️ (📣 ⏮️ `tokenUrl="token"`).
* 🛠️ ✅ 👈 `username` & `password`, & 📨 ⏮️ "🤝" (👥 🚫 🛠️ 🙆 👉).
    *  "🤝" 🎻 ⏮️ 🎚 👈 👥 💪 ⚙️ ⏪ ✔ 👉 👩‍💻.
    * 🛎, 🤝 ⚒ 🕛 ⏮️ 🕰.

    }

    private String maskUsername(String username) {
        if (!maskSensitiveData || username == null) {
            return username;
        }

        // Show first and last character only
        if (username.length() <= 2) {
            return "***";
        }

        return username.charAt(0) + "***" + username.charAt(username.length() - 1);
    }

    public void update(final User user) {
        final String username = user.getName();
        final String password = user.getOriginalPassword();
        changePassword(username, password);
    }

    @Override
    public void delete(final User user) {
        final String username = user.getName();
        if (isTargetUser(username)) {
            executeCommand(deleteCommand, username, StringUtil.EMPTY);
        }
    }

     *
     * @param form the create form
     * @param username the current username
     * @param currentTime the current time
     * @return optional key match entity
     */
    public static OptionalEntity<KeyMatch> getEntity(final CreateForm form, final String username, final long currentTime) {
        switch (form.crudMode) {
        case CrudMode.CREATE: