feat: add Portfolio Management module with AI monitoring

backend_api_python/app/routes/__init__.py

@@ -18,6 +18,7 @@ def register_routes(app: Flask):
     from app.routes.indicator import indicator_bp
     from app.routes.dashboard import dashboard_bp
     from app.routes.settings import settings_bp
+    from app.routes.portfolio import portfolio_bp
     
     app.register_blueprint(health_bp)
     app.register_blueprint(auth_bp, url_prefix='/api/user')  # 兼容前端 /api/user/login
@@ -31,4 +32,5 @@ def register_routes(app: Flask):
     app.register_blueprint(credentials_bp, url_prefix='/api/credentials')
     app.register_blueprint(dashboard_bp, url_prefix='/api/dashboard')
     app.register_blueprint(settings_bp, url_prefix='/api/settings')
+    app.register_blueprint(portfolio_bp, url_prefix='/api/portfolio')