Fix: Set cache directory to /tmp to resolve permission denied error

app.py

@@ -10,6 +10,11 @@ from flask_cors import CORS
 import logging
 import os
 
+# Set cache directory to /tmp for Hugging Face Spaces
+os.environ['HF_HOME'] = '/tmp/.cache'
+os.environ['TRANSFORMERS_CACHE'] = '/tmp/.cache'
+os.environ['TORCH_HOME'] = '/tmp/.cache'
+
 app = Flask(__name__)
 CORS(app, resources={r"/predict_pet": {"origins": "*"}})
 
@@ -126,4 +131,3 @@ def predict_pet():
 if __name__ == '__main__':
     port = int(os.environ.get('PORT', 7860))
     app.run(host='0.0.0.0', port=port, debug=False)
-