add maxkb toggle

main.py

@@ -1,4 +1,3 @@
-from io import StringIO
 from fastapi import FastAPI, HTTPException
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.responses import StreamingResponse
@@ -36,6 +35,16 @@ DATABASE_URL = "sqlite://database.db"
 DatabaseService.init_database(app, DATABASE_URL)
 
 
+@app.get("/maxkb")
+async def get_maxkb():
+    return {"enabled": await DatabaseService.get_maxkb_enabled()}
+
+
+@app.post("/maxkb")
+async def toggle_maxkb():
+    return {"enabled": await DatabaseService.toggle_maxkb_enabled()}
+
+
 @app.get("/")
 async def get_all_codes() -> dict:
     """获取所有预设代码"""