v0.5.0

En duo avec phalanetwork/phala-pruntime:21091601 or newer versions.

• Fix #69
• Refactored trader

To update:

1. shutdown io and lifecycle
2. wait until trade has finished all tasks
3. pull new images
4. modify docker compose configurations referring new example
5. stop all services
6. start all services

Known issues:

• Won't reload worker lifecycles when worker informations changed, please restart lifecycle after changing workers.
• RequestKickWorker RPC and RequestStartWorkerLifecycle RPC are not implemented yet.
• Unable to delete worker or pool