inital

backend/app/main.py

@@ -0,0 +1,57 @@
+from contextlib import asynccontextmanager
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+
+from .database import create_tables, AsyncSessionLocal
+from .scheduler import start_scheduler, shutdown_scheduler
+from .api import news, admin
+from .config import settings
+from .models.news import LLMConfig
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    await create_tables()
+    await seed_initial_llm_config()
+    start_scheduler()
+    yield
+    shutdown_scheduler()
+
+
+async def seed_initial_llm_config():
+    """Insert default LLM config on first run if none exists."""
+    from sqlalchemy import select
+    async with AsyncSessionLocal() as db:
+        result = await db.execute(select(LLMConfig).limit(1))
+        if result.scalar_one_or_none():
+            return
+        if not settings.initial_llm_api_key:
+            return
+        config = LLMConfig(
+            name="默认配置",
+            provider=settings.initial_llm_provider,
+            api_key=settings.initial_llm_api_key,
+            base_url=settings.initial_llm_base_url,
+            model_name=settings.initial_llm_model,
+            is_active=True,
+        )
+        db.add(config)
+        await db.commit()
+
+
+app = FastAPI(title="医药情报 API", version="1.0.0", lifespan=lifespan)
+
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+app.include_router(news.router, prefix="/api/news", tags=["news"])
+app.include_router(admin.router, prefix="/api/admin", tags=["admin"])
+
+
+@app.get("/api/health")
+async def health():
+    return {"status": "ok"}