feat: initial commit - EvoTraders project

量化交易多智能体系统，包含：
- 分析师、投资组合经理、风险经理等智能体
- 股票分析、投资组合管理、风险控制工具
- React 前端界面
- FastAPI 后端服务

Co-Authored-By: Claude <noreply@anthropic.com>

backend/config/constants.py

@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+# flake8: noqa: E501
+# pylint: disable=C0301
+
+# Agent configuration for dashboard display
+AGENT_CONFIG = {
+    "portfolio_manager": {
+        "name": "Portfolio Manager",
+        "role": "Portfolio Manager",
+        "avatar": "pm",
+        "is_team_role": True,
+    },
+    "risk_manager": {
+        "name": "Risk Manager",
+        "role": "Risk Manager",
+        "avatar": "risk",
+        "is_team_role": True,
+    },
+    "sentiment_analyst": {
+        "name": "Sentiment Analyst",
+        "role": "Sentiment Analyst",
+        "avatar": "sentiment",
+        "is_team_role": False,
+    },
+    "technical_analyst": {
+        "name": "Technical Analyst",
+        "role": "Technical Analyst",
+        "avatar": "technical",
+        "is_team_role": False,
+    },
+    "fundamentals_analyst": {
+        "name": "Fundamentals Analyst",
+        "role": "Fundamentals Analyst",
+        "avatar": "fundamentals",
+        "is_team_role": False,
+    },
+    "valuation_analyst": {
+        "name": "Valuation Analyst",
+        "role": "Valuation Analyst",
+        "avatar": "valuation",
+        "is_team_role": False,
+    },
+}
+
+ANALYST_TYPES = {
+    "fundamentals_analyst": {
+        "display_name": "Fundamentals Analyst",
+        "agent_id": "fundamentals_analyst",
+        "description": "Uses LLM to intelligently select analysis tools, focuses on financial data and company fundamental analysis",
+        "order": 12,
+    },
+    "technical_analyst": {
+        "display_name": "Technical Analyst",
+        "agent_id": "technical_analyst",
+        "description": "Uses LLM to intelligently select analysis tools, focuses on technical indicators and chart analysis",
+        "order": 11,
+    },
+    "sentiment_analyst": {
+        "display_name": "Sentiment Analyst",
+        "agent_id": "sentiment_analyst",
+        "description": "Uses LLM to intelligently select analysis tools, analyzes market sentiment and news sentiment",
+        "order": 13,
+    },
+    "valuation_analyst": {
+        "display_name": "Valuation Analyst",
+        "agent_id": "valuation_analyst",
+        "description": "Uses LLM to intelligently select analysis tools, focuses on company valuation and value assessment",
+        "order": 14,
+    },
+    # "comprehensive_analyst": {
+    #     "display_name": "Comprehensive Analyst",
+    #     "agent_id": "comprehensive_analyst",
+    #     "description": "Uses LLM to intelligently select analysis tools, performs comprehensive analysis",
+    #     "order": 15
+    # }
+}