搭建期货量化管理后台 MVP，支持行情查看、博弈分析、持仓录入、品种合约管理

ft-app/app/main.py

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+from contextlib import asynccontextmanager
+from pathlib import Path
+from fastapi import FastAPI
+from jinja2 import Environment, FileSystemLoader
+from app.database import engine, Base
+from app.seed import seed
+from app.routers import contracts, analysis, data_input, admin
+
+TEMPLATES_DIR = Path(__file__).parent / "templates"
+
+
+def setup_jinja(app: FastAPI):
+    env = Environment(loader=FileSystemLoader(str(TEMPLATES_DIR)))
+    app.state.templates = env
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    setup_jinja(app)
+    Base.metadata.create_all(bind=engine)
+    seed()
+    yield
+
+
+app = FastAPI(title="期货量化系统", lifespan=lifespan)
+
+app.include_router(contracts.router)
+app.include_router(analysis.router)
+app.include_router(data_input.router)
+app.include_router(admin.router)
+
+
+@app.get("/")
+def root():
+    from fastapi.responses import RedirectResponse
+    return RedirectResponse("/contracts")