feat: signup confirm password

backend/open_webui/main.py

@@ -412,6 +412,7 @@ from open_webui.env import (
     WEBUI_SECRET_KEY,
     WEBUI_SESSION_COOKIE_SAME_SITE,
     WEBUI_SESSION_COOKIE_SECURE,
+    ENABLE_SIGNUP_PASSWORD_CONFIRMATION,
     WEBUI_AUTH_TRUSTED_EMAIL_HEADER,
     WEBUI_AUTH_TRUSTED_NAME_HEADER,
     WEBUI_AUTH_SIGNOUT_REDIRECT_URL,
@@ -1570,6 +1571,7 @@ async def get_app_config(request: Request):
         "features": {
             "auth": WEBUI_AUTH,
             "auth_trusted_header": bool(app.state.AUTH_TRUSTED_EMAIL_HEADER),
+            "enable_signup_password_confirmation": ENABLE_SIGNUP_PASSWORD_CONFIRMATION,
             "enable_ldap": app.state.config.ENABLE_LDAP,
             "enable_api_key": app.state.config.ENABLE_API_KEY,
             "enable_signup": app.state.config.ENABLE_SIGNUP,