Update app.py

app.py

@@ -4,10 +4,12 @@ from fastapi.templating import Jinja2Templates
 from fastapi.middleware.cors import CORSMiddleware
 import os
 import uuid
+import time
+import threading
 
 app = FastAPI()
 
-# CORS (optional but safe)
+# CORS
 
 app.add_middleware(
 CORSMiddleware,
@@ -17,20 +19,22 @@ allow_methods=["*"],
 allow_headers=["*"],
 )
 
-# Templates
-
 templates = Jinja2Templates(directory="templates")
 
 UPLOAD_DIR = "uploads"
 os.makedirs(UPLOAD_DIR, exist_ok=True)
 
+# Store file timestamps
+
+file_times = {}
+
 # Serve frontend
 
 @app.get("/", response_class=HTMLResponse)
 def home(request: Request):
 return templates.TemplateResponse("index.html", {"request": request})
 
-# Upload API
+# Upload
 
 @app.post("/upload")
 async def upload(file: UploadFile):
@@ -42,10 +46,13 @@ file_path = f"{UPLOAD_DIR}/{file_id}*{filename}"
 with open(file_path, "wb") as f:
     f.write(await file.read())
 
+# Save upload time
+file_times[file_path] = time.time()
+
 return {"link": f"/file/{file_id}_{filename}"}
 ```
 
-# Download API
+# Download
 
 @app.get("/file/{filename}")
 def get_file(filename: str):
@@ -53,12 +60,32 @@ file_path = f"{UPLOAD_DIR}/{filename}"
 
 ```
 if not os.path.exists(file_path):
-    return {"error": "File not found"}
+    return {"error": "File expired or not found"}
 
 return FileResponse(file_path)
 ```
 
-# Run locally
+# 🧹 AUTO DELETE THREAD
+
+def cleanup_files():
+while True:
+now = time.time()
+
+```
+    for path in list(file_times.keys()):
+        if now - file_times[path] > 300:  # 5 minutes = 300 sec
+            if os.path.exists(path):
+                os.remove(path)
+            del file_times[path]
+
+    time.sleep(60)  # check every 1 minute
+```
+
+# Start cleanup thread
+
+threading.Thread(target=cleanup_files, daemon=True).start()
+
+# Run
 
 if **name** == "**main**":
 import uvicorn