chore: initialize tuhui repository

backend/app/main.py

@@ -0,0 +1,65 @@
+from fastapi import FastAPI, Request, Response
+from fastapi.middleware.cors import CORSMiddleware
+from fastapi.staticfiles import StaticFiles
+from app.core.config import settings
+from app.core.database import Base, engine
+from app.api import auth, works, orders, payment, upload
+
+# 创建数据库表
+Base.metadata.create_all(bind=engine)
+
+# 创建 FastAPI 应用
+app = FastAPI(
+    title=settings.PROJECT_NAME,
+    version=settings.VERSION,
+    description="图绘 - 设计作品交易平台 API"
+)
+
+# 配置 CORS
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=settings.ALLOWED_ORIGINS,
+    allow_credentials=True,
+    allow_methods=["GET", "POST", "PUT", "DELETE", "OPTIONS"],
+    allow_headers=["*"],
+    expose_headers=["*"],
+    max_age=600,
+)
+
+# 添加全局 CORS 中间件
+@app.middleware("http")
+async def add_cors_headers(request: Request, call_next):
+    response = await call_next(request)
+    origin = request.headers.get("origin", "")
+    if origin in settings.ALLOWED_ORIGINS:
+        response.headers["Access-Control-Allow-Origin"] = origin
+        response.headers["Access-Control-Allow-Credentials"] = "true"
+        response.headers["Access-Control-Allow-Methods"] = "GET, POST, PUT, DELETE, OPTIONS"
+        response.headers["Access-Control-Allow-Headers"] = "*"
+    
+    if request.method == "OPTIONS":
+        response.headers["Access-Control-Max-Age"] = "600"
+    
+    return response
+
+# 挂载静态文件目录
+app.mount("/uploads", StaticFiles(directory="uploads"), name="uploads")
+
+# 注册路由
+app.include_router(auth.router, prefix=settings.API_PREFIX)
+app.include_router(works.router, prefix=settings.API_PREFIX)
+app.include_router(orders.router, prefix=settings.API_PREFIX)
+app.include_router(payment.router, prefix=settings.API_PREFIX)
+app.include_router(upload.router, prefix=settings.API_PREFIX)
+
+@app.get("/")
+def root():
+    return {
+        "message": "欢迎使用图绘 API",
+        "version": settings.VERSION,
+        "docs": "/docs"
+    }
+
+@app.get("/health")
+def health_check():
+    return {"status": "healthy"}