Update app.py

app.py

@@ -8,13 +8,18 @@ import time
 app = Flask(__name__)
 CORS(app)
 
+# In-memory storage
 storage = {}
 
+@app.route("/")
+def index():
+    return "✅ Sharelock-style secret backend is running."
+
 @app.route('/api/store', methods=['POST'])
 def store():
     req = request.get_json()
     data = req.get('data')
-    ttl = int(req.get('ttl', 3600))  # default 1 hour
+    ttl = int(req.get('ttl', 3600))  # Time to live in seconds (default: 1 hour)
     view_once = bool(req.get('view_once', False))
 
     secret_id = str(uuid.uuid4())[:8]
@@ -49,8 +54,9 @@ def cleanup():
         expired_keys = [k for k, v in storage.items() if now > v['expire_at']]
         for k in expired_keys:
             del storage[k]
-        time.sleep(60)
+        time.sleep(60)  # Run every minute
 
+# Start cleanup thread
 threading.Thread(target=cleanup, daemon=True).start()
 
 if __name__ == "__main__":