feat: 足球 LLM 预测服务初始提交

Profeto — 给 LLM 提供数据,让 LLM 预测足球比分。

核心模块:
- FastAPI 后端 + PostgreSQL (SQLAlchemy async)
- 多 Agent LLM 预测 (5 专家 + 终裁)
- 数据采集 (bzzoiro / understat / injuries)
- React 前端 (Vite + Tailwind)

包含:
- 数据源抽象 (DataSource 协议 + 注册表)
- Alembic 数据库迁移
- Prompt 模板 (单/多 Agent)
- 核心路径单元测试

src/api/routes/eval.py

@@ -0,0 +1,26 @@
+"""评估路由。"""
+from __future__ import annotations
+
+from fastapi import APIRouter, Depends, HTTPException
+
+from src.api.schemas import EvalSummaryOut, SettleRequest
+from src.db.base import AsyncSession, get_db, get_db_read
+from src.llm.eval import get_eval_summary, settle_prediction
+
+router = APIRouter(prefix="/api/v1", tags=["eval"])
+
+
+@router.post("/eval/settle")
+async def settle(req: SettleRequest, db: AsyncSession = Depends(get_db)):
+    """回填实际结果。"""
+    try:
+        pred = await settle_prediction(req.prediction_id, req.home_goals, req.away_goals)
+        return {"id": pred.id, "settled": pred.settled}
+    except ValueError as e:
+        raise HTTPException(404, str(e))
+
+
+@router.get("/eval/summary", response_model=EvalSummaryOut)
+async def eval_summary():
+    """提供商/模型准确率对比。"""
+    return await get_eval_summary()