feat(auth): Implement staff mobile OTP login and restructure user management routes

Merge branch 'main' of https://huggingface.co/spaces/cuatrolabs/cuatrolabs-auth-ms

changed user_id as UUID

updates

feat(system_users): Complete staff mobile OTP login implementation with token generation

fix(system_users): Reorganize router imports and definitions for proper initialization order

fix: Correct type hint for user_info in StaffMobileOTPLoginResponse and adjust router definition placement

feat: Implement staff mobile OTP login endpoint with validation and token generation

feat: Enhance logout functionality with audit logging and security improvements

feat: Implement forgot password feature with email reset functionality

Implement structured logging system across AUTH Microservice

Enhance error handling and logging across authentication and user management endpoints

docs(merchant_type): Standardize merchant type references to lowercase

docs(merchant_type): Update merchant type references from salon to retail and NCNF

feat(internal): Add internal API endpoints for system user creation from employees and merchants

feat(system_users): Add merchant_type field and list endpoint with projection support

feat(auth): Centralize token expiration and security configuration settings

feat(system_users): Add merchant_id field to user model and authentication tokens

refactor: update user role handling to use string identifiers instead of enum values

user roles changes

feat: Implement System Users module for authentication and user management