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

alembic/versions/0003_injuries.py

@@ -0,0 +1,48 @@
+"""add injuries table
+
+Revision ID: 0003_injuries
+Revises: 0002_agent_outputs
+Create Date: 2026-09-09
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision: str = '0003_injuries'
+down_revision: Union[str, None] = '0002_agent_outputs'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.create_table('injuries',
+        sa.Column('id', sa.Integer(), nullable=False),
+        sa.Column('player_id', sa.Integer(), nullable=True),
+        sa.Column('player_name', sa.String(length=120), nullable=False),
+        sa.Column('team_id', sa.Integer(), nullable=True),
+        sa.Column('fixture_id', sa.Integer(), nullable=True),
+        sa.Column('league_id', sa.Integer(), nullable=True),
+        sa.Column('injury_type', sa.String(length=50), nullable=True),
+        sa.Column('reason', sa.String(length=200), nullable=True),
+        sa.Column('injury_date', sa.Date(), nullable=True),
+        sa.Column('return_date', sa.Date(), nullable=True),
+        sa.Column('retrieved_at', sa.DateTime(timezone=True), nullable=True),
+        sa.ForeignKeyConstraint(['team_id'], ['teams.id'], ),
+        sa.PrimaryKeyConstraint('id'),
+        sa.UniqueConstraint('player_id', 'fixture_id', 'injury_type', name='ix_injuries_player_fixture')
+    )
+    op.create_index(op.f('ix_injuries_injury_date'), 'injuries', ['injury_date'], unique=False)
+    op.create_index(op.f('ix_injuries_player_id'), 'injuries', ['player_id'], unique=False)
+    op.create_index(op.f('ix_injuries_team_date'), 'injuries', ['team_id', 'injury_date'], unique=False)
+    op.create_index(op.f('ix_injuries_team_id'), 'injuries', ['team_id'], unique=False)
+
+
+def downgrade() -> None:
+    op.drop_index(op.f('ix_injuries_team_id'), table_name='injuries')
+    op.drop_index(op.f('ix_injuries_team_date'), table_name='injuries')
+    op.drop_index(op.f('ix_injuries_player_id'), table_name='injuries')
+    op.drop_index(op.f('ix_injuries_injury_date'), table_name='injuries')
+    op.drop_table('injuries')