* Use stack-orchestrator for erc721-watcher demo
* Run all services in stack-orchestrator with auto mining of blocks
* Add step to check docker-compose version
* Update demo for IPLD blocks
* Add update for custom properties in state diff
* Implement custom update of transfer counter in state diff
* Comment code for updating custom state prop
* Separate markdown for erc721-watcher Demo
* Run workflow on main branch commit