final String contextPath = resolveContextPath();
        // Note: Locale is resolved via LaRequestUtil in LlmClient. During long SSE processing,
        // the request context may become unavailable, falling back to Locale.getDefault().
        if (logger.isDebugEnabled()) {
            logger.debug("[RAG] Starting enhanced streaming chat request. sessionId={}, userId={}, userMessage={}", sessionId, userId,
                    userMessage);
        }

      }
      return // Already started.
    }

    var boundSocketAddress = socketAddress
    try {
      val serverSocketFactory =
        serverSocketFactory_
          ?: (ServerSocketFactory.getDefault()!!.also { this.serverSocketFactory_ = it })

      val serverSocket =
        serverSocketFactory
          .createServerSocket()!!
          .also { this.serverSocket = it }

        }

        this.localPid = (int) (Math.random() * 65536d);
        this.localTimeZone = TimeZone.getDefault();
        this.random = new SecureRandom();

        if (this.machineId == null) {
            final byte[] mid = new byte[32];
            this.random.nextBytes(mid);
            this.machineId = mid;

        if (cookieSpecRegistry != null) {
            return cookieSpecRegistry;
        }

        final PublicSuffixMatcher publicSuffixMatcher = PublicSuffixMatcherLoader.getDefault();
        final CookieSpecProvider defaultProvider =
                new DefaultCookieSpecProvider(CompatibilityLevel.DEFAULT, publicSuffixMatcher, cookieDatePatterns, false);

    private CLIManager cliManager;

    private MessageBuilderFactory messageBuilderFactory;

    private FileSystem fileSystem = FileSystems.getDefault();

    private static final Pattern NEXT_LINE = Pattern.compile("\r?\n");

    public MavenCli() {
        this(null);
    }

        if (cookieSpecRegistry != null) {
            return cookieSpecRegistry;
        }

        final PublicSuffixMatcher publicSuffixMatcher = PublicSuffixMatcherLoader.getDefault();
        final RFC6265CookieSpecFactory laxStandardProvider =
                new RFC6265CookieSpecFactory(RFC6265CookieSpecFactory.CompatibilityLevel.RELAXED, publicSuffixMatcher);

            if (request.getAttribute(LastaWebKey.USER_LOCALE_KEY) instanceof final Locale requestLocale) {
                return requestLocale;
            }
            return request.getLocale();
        }).orElse(Locale.getDefault());
    }

    /**
     * Gets the language instruction based on the user's locale.
     *
     * @return the language instruction string, or empty string if locale is English
     */