V1 Integration (#11183)

Co-authored-by: openhands <openhands@all-hands.dev>
Co-authored-by: sp.wack <83104063+amanape@users.noreply.github.com>
Co-authored-by: Engel Nyst <enyst@users.noreply.github.com>

openhands/app_server/user/README.md

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+# User Management
+
+Handles user authentication, authorization, and profile management for the OpenHands app server.
+
+## Overview
+
+This module provides user management capabilities, including authentication, user profile access, and service resolution for user-scoped operations.
+
+## Key Components
+
+- **UserContext**: Abstract context for user operations
+- **AuthUserContext**: Compatibility layer for user auth.
+- **UserRouter**: FastAPI router for user-related endpoints
+- **UserContextInjector**: Factory for getting user context with FastAPI dependency injection
+
+## Features
+
+- User authentication and session management
+- Current user profile retrieval
+- User-scoped service resolution
+- JWT-based authentication integration