first commit

backend/app/main.py

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+from fastapi import FastAPI, Request
+from fastapi.middleware.cors import CORSMiddleware
+from fastapi.staticfiles import StaticFiles
+from fastapi.responses import FileResponse
+from app.models import init_db
+from app.routers import auth, etl, match, dashboard, report, lab
+from app.config import STATIC_DIR, DEBUG, CORS_ORIGINS, APP_HOST, APP_PORT
+
+# 初始化資料庫
+init_db()
+
+app = FastAPI(
+    title="SalesPipeline API",
+    description="銷售管線管理系統 API",
+    version="1.0.0",
+    docs_url="/api/docs" if DEBUG else None,
+    redoc_url="/api/redoc" if DEBUG else None,
+)
+
+# CORS 設定 (開發模式需要)
+if DEBUG and CORS_ORIGINS:
+    app.add_middleware(
+        CORSMiddleware,
+        allow_origins=CORS_ORIGINS,
+        allow_credentials=True,
+        allow_methods=["*"],
+        allow_headers=["*"],
+    )
+
+# 註冊 API 路由
+app.include_router(auth.router, prefix="/api")
+app.include_router(etl.router, prefix="/api")
+app.include_router(match.router, prefix="/api")
+app.include_router(dashboard.router, prefix="/api")
+app.include_router(report.router, prefix="/api")
+app.include_router(lab.router, prefix="/api")
+
+@app.get("/api/health")
+def health_check():
+    return {"status": "healthy", "version": "1.0.0"}
+
+# 靜態檔案服務 (前端 build 後的檔案)
+static_path = STATIC_DIR
+if static_path.exists():
+    assets_dir = static_path / "assets"
+    if assets_dir.exists():
+        app.mount("/assets", StaticFiles(directory=assets_dir), name="assets")
+
+# SPA 路由處理 - 所有非 API 路由都返回 index.html
+@app.get("/{full_path:path}")
+async def serve_spa(request: Request, full_path: str):
+    if full_path.startswith("api/"):
+        return {"error": "Not Found"}, 404
+
+    static_file = static_path / full_path
+    if static_file.exists() and static_file.is_file():
+        return FileResponse(static_file)
+
+    index_file = static_path / "index.html"
+    if index_file.exists():
+        return FileResponse(index_file)
+
+    return {
+        "message": "SalesPipeline API is running",
+        "docs": "/api/docs" if DEBUG else "Disabled in production",
+        "health": "/api/health"
+    }
+
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host=APP_HOST, port=APP_PORT)