The backend require some middleware, including PostgreSQL, Redis, and Weaviate, which can be started together using docker-compose.
   cd ../docker
   docker-compose -f docker-compose.middleware.yaml -p dify up -d
   cd ../api
.env.example to .envSECRET_KEY in the .env file.   sed -i "/^SECRET_KEY=/c\SECRET_KEY=$(openssl rand -base64 42)" .env
3.5 If you use annaconda, create a new environment and activate it
   conda create --name dify python=3.10
   conda activate dify
bash
pip install -r requirements.txt
Before the first launch, migrate the database to the latest version.
   flask db upgrade
⚠️ If you encounter problems with jieba, for example
   > flask db upgrade
   Error: While importing 'app', an ImportError was raised:
Please run the following command instead.
   pip install -r requirements.txt --upgrade --force-reinstall
bash
flask run --host 0.0.0.0 --port=5001 --debug
celery -A app.celery worker -P gevent -c 1 --loglevel INFO -Q dataset,generation,mail, celery can do dataset importing and other async tasks.